The raywenderlich.com Team

This blog is focused on developing high quality programming tutorials. Our goal is to take the coolest and most challenging topics and make them easy for everyone to learn – so we can all make amazing apps.

We are also focused on developing a strong community. Our goal is to help each other reach our dreams through friendship and cooperation. As you can see below, a bunch of us have joined forces to make this happen: authors, editors, subject matter experts, app reviewers, and most importantly our amazing readers!

If you’d like to be a part of our community, you can join us in our forums or apply to join the team.

Want to follow us on Twitter? Follow the raywenderlich.com Team twitter list to follow everyone on the team in one click! :] This is a great source for iOS news and links.

We hope you enjoy our tutorials, and we look forward to getting to know you! :]

Tutorial Team

  • Dani Arnaout

    Dani Arnaout is a Systems Engineer working at Lextech Global Services.
    You can find him on Twitter.

  • Soheil Azarpour

    Soheil Moayedi Azarpour is an independent iOS developer. He’s worked on iOS applications for clients as well as his own personal apps. You can find him on Twitter, GitHub, Stack Overflow and connect on LinkedIn.

  • Darryl Bayliss

    Darryl Bayliss is a Software Developer from Liverpool, England, currently focusing on Mobile Development. He currently is an App Developer for Android and iOS and occasionally an Associate Tutor for Edge Hill University.

  • Caroline Begbie

    I’m an indie iOS developer. When I’m not developing, I’m playing around with 2D and 3D animation software, or learning Arduino and electronics.
    In my past I’ve taught the elderly how to use their computers, done marionette shows for pre-schools, and created accounting and stock control systems for mining companies.

  • Subhransu Behera

    Subh is an iOS and Ruby developer. He's currently working in PayPal, Singapore. He's also the founder of local iOS developer group called iOS Dev Scout, where iOS devs meet every month to discuss about latest & greatest apps and tools.

    When not coding, Subh loves to meet developers, plays keyboard and travels with his family. You can follow Subh on Twitter.

  • Owen L Brown

    Owen L Brown is a software engineer with a strong background in mechanical and electrical design. He has 16+ years of experience in writing microcontroller code for machine automation. For the last few years, his focus has been on integrating machine control with iOS using Bluetooth. He has several cool machine-control Bluetooth LE applications on the app store. Owen is also the author of a new book called 'Integrating iOS Bluetooth LE with PIC18 Microcontrollers'. He can be reach via email. And his products can be found at Back-40.com.

  • René Cacheaux

    René, @rcachATX, is an iOS Architect at Mutual Mobile, where he is known for his expertise in user interface engineering with UIKit, Core Animation, and Core Graphics. He has been engineering iOS apps since 2009.

    When he's not coding, René loves to snow ski, ocean kayak, and root for the Texas Longhorns.

  • Tammy Coron

    Tammy Coron is a writer, musician, artist, and developer. She’s an independent creative professional and hosts the Roundabout: Creative Chaos podcast with her partner in crime, Felipe Laso.

    For the most part, Tammy is always working; she’s a contributor on Creative Bloq, iMore, and raywenderlich.com. When she’s not earning a living, Tammy enjoys spending time on her farm – in Tennessee – with her husband, Bill, and their two boys, Travis and Jake.

    You can find out more about Tammy on her blog.

  • Tony Dahbura

    Tony is a hardware/software engineer from Virginia with more than 30 years software development experience. His first “real” computer was an Apple ][ and he has loved Apple Systems ever since! Tony has been working with iOS for about 3 years. He has worked on server systems, Java development, and various flavors of Unix.

    In his spare time, after attending his kids sporting events, he does some independent software development work under FullMoon Manor LLC, helping folks realize the joy of custom apps to meet their needs. You can follow him on Twitter or connect on LinkedIn.

  • Sam Davies

    Sam is a Technical Evangelist for ShinobiControls - purveyors of the finest UI controls for iOS and Android - including charts, grids and much more. By day you'll find him attending conferences, writing tutorials, meeting people and generally being a good guy. By night he's likely to be out entertaining people, armed with his trombone and killer dance moves.

    He likes to write about new versions of iOS - you can read his daily blog series about iOS8 at shinobicontrols.com/iOS8DayByDay, or get his free ebook about iOS7 at iOS7: Day by Day. He'd like it very much if you were to follow him on twitter at @iwantmyrealname, or check his personal site iwantmyreal.name.

  • Evan Dekhayser

    Evan Dekhayser is the 16 year old developer of Chute Out, Contact Archiver and Contact Switcher. He hopes to continue learning and improving while helping others take their first steps into coding. If he is not programming, he is at school or playing baseball.

    You can find him on Twitter.

  • Jean-Pierre Distler

    Jean-Pierre Distler is an iOS Developer in Braunfels, Germany. He develops apps for 3+ years and is also interested in IT-Security and penetration testing.

    When he's not on his computer he enjoys time with his daughters.

  • Aaron Douglas

    Aaron was that kid taking apart the mechanical and electrical appliances at five years of age to see how they worked. He never grew out of that core interest - to know how things work. He took an early interest in computer programming, figuring out how to get past security to be able to play games on his dad's computer. He's still that feisty nerd, but at least now he gets paid to do it.

    Aaron works for Automattic (WordPress.com, Akismet, SimpleNote) as a Mobile Maker primarily on WordPress for iOS.

  • Colin Eberhardt

    Colin Eberhardt has been writing code and tutorials for many years, covering a wide range of technologies and platforms. Most recently he has turned his attention to iOS. Colin is CTO of ShinobiControls, creators of charts, grids and other powerful iOS controls.

    You can check out their app, ShinobiPlay, in the App Store.

  • Charlie Fulton

    Charlie Fulton is a full time iOS developer. He has worked with many languages and technologies in the past 16 years, and is currently specializing in iOS and Cocos2D development. In his spare time, Charlie enjoys hunting, fishing, and hanging out with his family.

    You can follow Charlie on Twitter.

  • Matt Galloway

    Matt is the founder of SwipeStack, a mobile development company based in London, UK which create apps for clients and also a few of their own. One client's app was featured by Apple in the best apps of 2011, the App Rewind in the newsstand category.

    BeerMap is one of their own creations, helping beer drinkers find a great pub near them! You can find him on Twitter.

  • Ernesto García

    Ernesto is a Mac and iOS developer from Spain. After 16+ years of experience developing Enterprise applications, now he is an indie developer who focuses on creating great mobile and desktop applications. He's the founder of CocoaWithChurros where he develops Apps for clients as well as his own. You can also find him on Twitter or Github.

  • Scott Gardner

    Scott Gardner is an enterprise iOS architect, developer, consultant, author, and speaker. He is passionate about creating great user experiences and writing beautiful, maintainable code that upholds best practices in software design and engineering. When not doing geeky stuff, he's probably trying to organize a karaoke party. Scott is also a veteran of the United States Marine Corp. He resides in the Midwest with his wife and daughter. You can reach him on LinkedIn or Twitter, or by email.

  • Joshua Greene

    Joshua Greene is a senior iOS developer at Citrix. When he's not slinging code, he enjoys martial arts, Netflix, and spending time with his wonderful wife and daughter. You can reach him by email or on Twitter.

  • Jake Gundersen

    Jacob is an indie game developer and runs the Indie Ambitions blog. Check out his latest app - Factor Samurai! You can find him on Twitter.

  • Ali Hafizji

    Ali is an independent iOS and Android developer currently focussing on building immersive experiences on mobile devices. He is an avid programmer and loves learning better and faster ways of solving problems. You can follow him on Twitter or github.

  • Dominik Hauser

    Dominik used to be a physicist. His first App was a formula collection for iPhone OS (back then in 2009). He fell in love with iPhone OS development and became a full-time iOS developer in 2011.
    In his spare time Dominik writes more code, writes post on his blog swiftandpainless.com and spends time with his wife and his son.

  • Matthijs Hollemans

    Matthijs Hollemans is an independent iOS developer and designer who lives to create awesome software. His focus is on iPad apps because he thinks tablets are way cooler than phones. Whenever he is not glued to his screen, Matthijs plays the piano, is into healthy and natural living, and goes out barefoot running. Visit his website at http://www.hollance.com.

  • Rounak Jain

    I'm an iOS developer who loves implementing animations. I work at Table Hero, and was previously at Fab. My free time is spent on a Dribbble app called Design Shots and iosdevtips.co.

    Find me on email, Twitter or LinkedIn.

  • Jorge Jordán

    Jorge Jordán is an indie iOS developer who spends his spare time trying to make his dreams and games come true at Insane Platypus Games. He likes to travel and to play bass and guitar.

    You can find Jorge on Twitter, Facebook and LinkedIn.

  • Michael Katz

    Michael Katz envisions a world where mobile apps always work, respect users’ privacy, and integrate well with their users’ life. To further that end, he’s a Senior Software Engineer at Quanttus. When not coding, he can be found with his family playing board games, brewing, gardening, and watching the Yankees. Michael Katz has a B.S. and M.Eng in Electrical Engineering from Cornell University and a M.S. in Neuroscience from Brandeis University.

  • Andrew Kharchyshyn

    I am an iOS developer. Mostly focused on OpenGL ES and SpriteKit. When not doing games, I'm most likely playing them or watching anime.

  • Ron Kliffer

    I am the leading iOS developer at a cool company called GetTaxi (Gett in NYC), who offers taxi and black car services at a click of a button.
    I've been developing iOS apps for 2 years now and have recently set my eyes on game development with Sprite Kit.
    I enjoy exploring new technologies and always look forward to learning new things.

  • Corinne Krych

    Dev for over many years (when you like it you don't really count), iOS tech lead for Red Hat, I never go too far from coding. Polyglot by heart and addicted to clean code, I like to share and exchange ideas in user groups or conferences. Mobile is my playground, AeroGear my open source family and iOS my platform by heart.

  • Chris Lowe

    By day, Chris is a Social Media/Mobile Technical Lead at USAA. By night, an UI and iOS consultant through his company, Hashtag Studios. He is available for speaking, training, or consulting at HashtagStudios[at]gmail.com. Visit his writing place for more thoughts.

    When not working, you can find Chris spending time with his wife, young daughter, and 2 crazy dogs.

  • Matt Luedke

    Originally from the Chicago area, Matt is currently a Mobile Engineer at Prolific Interactive in San Francisco doing iOS and Android development. He's always working on some kind of new side project involving writing and/or app development and/or general tomhackery. You can check on the latest of these at his blog.

  • Tim Mitra

    Tim is a mobile app developer and artist. He also teaches iOS dev, Swift and Objective-C. Tim also does web development and he runs iT Guy Technologies, a software development company in Toronto, Canada. He studied Fine Arts before there were Macs and he's worked for many years in software development, IT, graphic design, publishing and printing. He is also the founder and host of the MTJC Podcast on app development & business

  • Matthew Morey

    Matthew Morey is an engineer, developer, hacker, creator, and tinkerer. As an active member of the iOS community and a Lead Developer at ChaiOne he has led numerous successful mobile projects worldwide. He’s the creator of Buoy Explorer, a marine conditions app for water sports enthusiast, and Wrist Presenter, an app that lets you control presentations wirelessly with your smart watch. When not developing apps he enjoys traveling, snowboarding, and surfing. He blogs about technology and business at matthewmorey.com.

  • Gavin Morrice

    Gavin Morrice is a Ruby veteran and founder of Katana Code Ltd, a software boutique based in Edinburgh Scotland. His main focus is working with tech startups, helping people develop their ideas from conception to launch.

    You can contact him by email or find him on Twitter.

  • Ben Morrow

    Ben Morrow is a developer, author, and hackathon organizer. With the Apple Watch community, he's been teaching tools and techniques for the past six months to be ready to launch apps when the new device is released. Find more video and code at http://happy.watch­ →

  • Vincent Ngo

    Vincent is a full time iOS software engineer at IBM. He graduated from Virginia Tech with a Computer Science degree. He has passion for developing, and learning about iOS SDK.

    On the side he likes playing video games, strumming his guitar, and chilling with friends.

  • Essan Parto

    Essan is a software engineer with a business background. A type-in program on a Commodore 64 was his first experience with computers at an early age. Coming from the world of enterprise web-based software where he co-founded his first company in 2002, iOS has become his platform of choice in the past few years. His first top-selling app is found on the list of many daily stock traders and is featured by Apple.

    Essan currently leads the mobile division of LimeSpot, a start-up based in British Columbia, Canada. You can find him on Twitter.

  • Kim Pedersen

    When Kim is not working on developing the next treatment for diabetes at a large pharmaceutical company he is spending his spare time developing games for iOS. He started programming on his C64 at the age of 8, and has since then been creating games on Amiga, PC and XBox360. He never thought he would ditch his beloved Windows PC for a Mac - but that changed three years ago and he has since then been dedicated to developing the next big iOS mobile indie hit.

  • Pietro Rea

    Pietro is an iOS developer at Quidsi. He enjoys working on projects large and small and jokes about Objective-C being his native language.

    You can find Pietro on Twitter.

  • Barbara Reichart

    Barbara Reichart is currently doing her PhD at TUM, where she teaches software engineering and iOS development. In her free time she develops games (Treeo Games). Her first published game is Tw!nkle. You can also follow her on Google+.

    You can find Barbara on Twitter.

  • Cesare Rocchi

    Cesare Rocchi is a speaker, writer, UX designer and developer specializing in web and mobile applications. He began working on interactive applications while he was a researcher in the academia. He runs Studio Magnolia, an interactive studio that creates compelling web and mobile applications. He blogs at upbeat.it. You can find him on Twitter or app.net.

    When off duty he enjoys snowboard and beach tennis. Now he is busy working on Neater.

  • Lyndsey Scott

    Actress, Model, App Developer -- www.LyndseyScott.com

  • Derek Selander

    Derek is an iOS developer currently working at GoDaddy. In his free time, he enjoys surfing, playing classical guitar, and consuming bacon.

    You can find Derek on Twitter or LinkedIn.

  • designatednerd

    Ellen Shapiro is a mobile developer in Chicago, Illinois who builds iOS and Android apps for Vokal Interactive, and is working in her spare time to help bring Hum to life. She’s also developed several independent applications through her personal company, Designated Nerd Software.

    When she's not writing code, she's usually tweeting about it.

  • Joel Shapiro

    Joel publishes iOS Game Dev Weekly - a free weekly email newsletter with the best hand-picked iOS game dev links. He also develops iOS apps, games and Ruby on Rails backends as the founder and CTO of RepublicOfApps. You can follow him on Twitter as @SizzlerWA. His latest game is Don't Step the Wrong Number — an addicting game of speed and reflexes.

  • Audrey Tam

    Audrey Tam retired at the end of 2012 from a 25-year career as a computer science academic. Her teaching included Pascal, C/C++, Java, Java web services, web app development in php and mysql, user interface design and evaluation, and iOS programming. Before moving to Australia, she worked on Fortran and PL/1 simulation software at IBM's development lab in Silicon Valley. Audrey now teaches short courses in iOS app development to non-programmers, and organizes venues for Melbourne Cocoaheads monthly meetings.

  • Allen Tan

    Allen Tan is an iOS Developer and Founder at White Widget, a Philippines-based start-up mobile apps & games development studio that does both contractual and indie work. Right now, Allen’s pretty much devoting all of his time getting the studio off the ground. To find out more, you can follow White Widget’s Facebook page & Twitter for announcements.

    You can also check out Allen’s personal LinkedIn profile and Twitter, or reach him for work via email.

  • Marin Todorov

    Marin Todorov is an independent iOS consultant and publisher with complimentary background in server and desktop development.

    He started developing on an Apple ][ more than 20 years ago and keeps rocking till today. Meanwhile he has worked in great companies like Monster Technologies and Native Instruments, has lived in 4 different countries, and (more recently) is one the founding memebers of the raywenderlich.com tutorial team.

    Besides crafting code, Marin also enjoys bloging, writing books, teaching and training others, and speaking at mobile conferences. He sometimes open sources his code. He walked the way to Santiago.

  • Ken Toh

    Ken Toh is a software engineer from Singapore with 5 years of experience in iOS development. During his free time, he likes to work on various side projects. He has also launched several apps on the AppStore, namely RPS Mutants, Where's My Tea? and Libraries@SG.

    When he is not coding, he enjoys reading and playing football.

    You can follow him on Twitter or visit his website at kentoh.com.

  • Chris Wagner

    Chris Wagner currently works as the lead iOS developer at Infusionsoft and started “programming” by playing with QBASIC and the Lego Mindstorms kit (thanks Dad). The next big thing was the web, as an avid gamer for many years (Rogue Spear, Counter-Strike, WOW) he continued to feed his passion for software development by building web sites for his gaming clan and others. After graduating with a Computer Systems Engineering degree from ASU he worked as a Java web app developer before moving on to leading multiple iOS development teams.

  • Nicholas Waynik

    Nicholas Waynik is an independent iOS developer, and has done everything from network administration to web development. He started writing iOS apps when the iPhone SDK was first released. Since then he has gone on to start his own business focusing on iOS development. He loves spending his free time with his wife Allison and son Preston, and sometimes playing golf.

    He can be found on Twitter as @n_dubbs, or at his website: http://www.nicholaswaynik.com.

  • Jack Wu

    Jack is the lead mobile developer at Extreme Innovations. He has built dozens of iOS apps and enjoys it very much. Outside of work, Jack enjoys coding on the beach, coding by the pool, and sometimes just having a quick code in the park.

    You can find Jack on LinkedIn or Twitter.

Update Team

  • Michael Briscoe

    I am an Independent Software Developer with over 30 years of programming experience. My platforms of choice are anything Apple, from the Macintosh, to iPad. My specialty is entertainment software, like games, and simulations.

  • Riccardo D'Antoni

    Riccardo is an iOS developer and founder of Squareomatic, he is focused on creating awesome mobile applications, have a look at Beach Spot Italia if you are planning to spend your holidays in the Italian beaches, or Wanted Bounty Hunters an addictive quick-fire multiplayer game! In his spare time he likes to practice any sport, but has a predilection for swimming and snowboarding. He loves creativity and is always eager to help! You can find him on LinkedIn.

  • Ray Fix

    Ray Fix is a co-founder of Pelfunc, Inc., a small startup in San Diego California that, in addition to iOS and computer vision consulting, is working on new ways for people to communicate. Currently he's developing a platform called Squeak16 to do this.

    Ray stays healthy by walking, swimming and playing ultimate frisbee. When he is not doing one of those things, he is writing and dreaming of code in Swift, C++, Ruby, or R.

  • James Frost

    James is an iOS developer at Mubaloo Ltd, most recently spending a lot of time getting acquainted with iBeacons. He started writing code in the early 90s on his family's BBC B, and hasn't stopped.

    You can find him on Twitter, his personal website, and Stack Overflow.

  • Gabriel Hauber

    I am an indie iOS developer living on the beautiful Sunshine Coast in Queensland, Australia. Besides writing code in Swift and Objective-C, I still occasionally write some Java… but I also dabble in novel writing (I've participated several times in the annual NaNoWriMo craziness!), photography and music. My "flagship" app on the iOS App Store is SongSheet for the iPad.

  • Joe Howard

    Joe’s path to software development began in the fields of computational physics and systems engineering. He has been a mobile software developer on iOS and Android since 2009. He now lives in Boston and is a Lead Engineer at Raizlabs, a leading app development company dedicated to great software.

  • Bradley Johnson

    I'm an iOS Instructor at CodeFellows in Seattle. I've been doing iOS for about 2 years now. Swift is amazing! Go hawks.

  • Mikael Konutgan

    Mikael is a mathematician, independent iOS developer and rubyist based in Vienna. He makes Pinbrowser and writes about Objective-C and Swift at kmikael.com. You can follow him on Twitter or GitHub.

  • Nick Lockwood

    Nick Lockwood is a London-based iOS developer with background in various platforms and languages. He first started coding in BASIC on a BBC Micro more than 20 years ago and hasn't lost the bug yet (pun intended).

    Nick is serial open source project creator, and has published over fifty Objective-C libraries on Github, including the popular iCarousel control. He is also the author of iOS Core Animation: Advanced Techniques.

  • Zouhair Mahieddine

    Zouhair is a mobile Software Engineer who has been designing and programming iOS applications for more than five years. Zouhair is from France and, after spending a year in Germany, he now lives in San Francisco and works in Palo Alto, CA.

    Zedenem.com | Twitter | Github | LinkedIn | StackOverflow

  • Guanghui Qu

    Guanghui Qu is a 2D game engine developer at Chukong Technologies. He likes making games and hacking Emacs.

    You could find him on Twitter or on Weibo

  • Bjørn Olav Ruud

    Bjørn is an iOS programmer from Norway. During the day he creates control interfaces for smart home automation solutions. At night he experiments with Swift and games.

    In his spare time Bjørn enjoys games (computer/card/board) for his mental health, and strength training, parkour and other activities that are likely to cause injury for his physical health.

    Blog | GitHub | LinkedIn

  • Richard Turton

    Richard is an iOS developer for a leading UK mobile agency, prolific Stack Overflow participant and author of a development blog, Command Shift. When he's not in front of a computer he is usually building Lego horse powered spaceships (don't ask!) with his daughter.

  • Niv Yahel

    My name is Niv Yahel and I'm a co-founder and CTO of Vanhawks. I'm extremely passionate about coding and even more so about helping others improve. When I'm not working, I can be found following more tutorials, reading books, playing video games, or playing guitar.

Code Team

  • David Grandinetti

    Dave is a freelance developer from Syracuse, NY. He's been introducing bugs to code in a handful of languages for the last 20 years or so. When not in front of a computer, he spends a lot of time running, eating spicy food, and just plain enjoying life.

    code / @dbgrandi / dbgrandi.github.io

  • Attila Hegedüs

    Senior iOS developer and consultant since 2012 at a Hungarian IT company. Passionate about making user-friendly and easy-to-use applications utilizing simple but gorgeous interfaces. Also producing applications based on own ideas.

  • Orta Therox

    Design Dictator at CocoaPods.
    Builds beautiful apps at Artsy.
    Prolific Programmer.

    You should follow me on twitter @orta.

Editorial Team

  • Jawwad Ahmad

    Jawwad is a Senior iOS Developer that dove into Swift and is now afraid to look back! He enjoys mentoring and teaching and was the founder of the of the NYC iOS Study Group and later on the Atlanta iOS Study Group. He's worked for companies as large as an old newspaper company and as small as a 6 person startup. You can get in touch by email.

  • Scott Atkinson

    I am a software developer in Alexandria, VA. In my day job, I am the iOS developer for Homesnap, a really great real estate discovery app. I also have two apps in the iOS app store: Metrownome: a coaching tool for rowing, and Preplist-K: a tool to help chefs create work lists for their employees. When I'm not writing software, I spend time rowing on the Potomac river or exploring new restaurants and cooking great food.

  • Chris Belanger

    Chris Belanger has been a coder for over a quarter century, which makes him feel kind of old. He’s also a prolific writer, dabbles in electronic and organic music composition, and occasionally even manages to get real work done.

    You can find him on Twitter or you can contact him via email.

  • Scott Berrevoets

    Scott is an iOS developer at Lyft and an avid open source contributor. With libraries like SDCAlertView and SDCAutoLayout, he tries to improve those parts where the iOS SDK falls short.

    He occasionally blogs at ScottBerrevoets.com and is also active on GitHub and Twitter.

  • Eric Cerney

    Eric is the Head of iOS at Monsoon, where he works to bring client ideas to reality. He enjoys pushing the bounds of user interaction and finding ways to create awesome reusable components within a mobile environment.

    Outside iOS, his interests are tinkering with hardware (Raspberry Pi and Arduino), gaming, exploring San Francisco, and regretting endless Netflix marathons.

  • John Clem

    John is an iOS and Android dev, teacher and writer. John is currently CTO at FiLMiC Pro in Seattle and blogs about Swift at http://learnswift.io

    His iOS apps include CinePro (which reached the #1 spot for paid video apps in the App Store), Bezel (over 1million downloads) and a handful of open-source projects and components on Github.

  • Fahim Farook

    Fahim is a developer with over two decades of experience in developing in over a dozen different languages. Fahim's current focus is on the mobile app space with over 60 apps developed for iOS (iPhone and iPad). He's the CEO of RookSoft Ltd of Malaysia.

    He's lived in Sri Lanka, USA, Saudi Arabia, New Zealand, and Singapore and enjoys science fiction and fantasy novels, TV shows, and movies. You can follow Fahim on Twitter.

  • Alexis Gallagher

    Alexis Gallagher has been failing to tear himself away from computers for over a dozen years, including tours in e-commerce firms in New York, in scientific research in Oxford, in front-office trading systems in London, and now via iOS in a pocket or corporate briefing room near you. After years breathing the thin airs of abstraction, he is a sucker for beauty and loves how iOS lets you work on ideas you can touch.

    He holds a PhD in mathematical biology, performs regularly as an actor, and can be found on twitter.

  • Matt Galloway

    Matt is the founder of SwipeStack, a mobile development company based in London, UK which create apps for clients and also a few of their own. One client's app was featured by Apple in the best apps of 2011, the App Rewind in the newsstand category.

    BeerMap is one of their own creations, helping beer drinkers find a great pub near them! You can find him on Twitter.

  • Erik Kerber

    Erik is an iOS guy from Minneapolis. Currently a Lead iOS developer at Target.

    Outside of coding, he enjoys cramming as much outdoor activity into summer as he can (running, cycling, rowing, fishing, cabin-ing). In the winter, he patiently waits for summer.

    You can find Erik on Twitter or his homepage.

  • Christopher LaPollo

    Chris began programming back when a computer with 256 kilobytes of RAM was something to brag about. Now he’s an independent developer and contractor focused on making mobile apps and video games. When not staring at computer screens, he’s usually relaxing with his wife and kids or climbing up rocks.

    You can reach Chris via email or find him on Twitter.

  • Wendy Lincoln

    Wendy is a full-time project manager by trade, and before that was a prolific, adept copywriter and editor. She has an unusual background that involves a cooking show, culinary school, a passion for writing and teaching, and thousands of miles walked as a political activist. When she's not glued to her computer working or editing brilliant developers' writing in her spare time, you'll find her working on her Date Night-themed cooking show. Contact her through her show, Google+ or Twitter.

  • Ryan Nystrom

    Ryan is a Software Engineer at Facebook. He is a passionate open source contributor where he builds UI controls and frameworks for others to use and learn from. In his spare time he enjoys flying planes as a private pilot. You can reach Ryan on Twitter or email.

  • Andy Obusek

    Andy loves writing iOS applications, being a dad, doing anything outside, and playing guitar. He realizes there's always room for improvement, and thus is always trying to get better at what he does.

    He's also co-host of the podcast Brotherly Mobile where he talks about technology and software development with a loose focus on mobile devices.

    Most of his code is written as a Senior iOS Developer working at AWeber.

  • Mike Oliver

    Mike has been a mobile junkie every since his first “Hello World” on a spinach-screened Blackberry. Lately, he works primarily with iOS, but he’s always looking for new ways to push the envelope from your pocket. Mike is currently the Lead iOS Engineer at RunKeeper, where he tries to make the world a healthier place one app at a time.

  • Bradley Phillips

    Bradley C. Phillips, an editor, splits his time between New York City and the beautiful northwestern Catskill Mountains. He was the first editor to come aboard raywenderlich.com, and he makes sure you've got the clearest, most engaging programming material available, whether you're reading the site's books or tutorials. He has worked as a journalist and previously directed the intelligence department of a New York investigative firm. Right now, Bradley works freelance and pursues his own projects, which include renovating a house and driving a monster truck. Contact him if you need a skilled and experienced editor for your blog, books or anything else.

  • Jeff Rames

    Jeff is a Senior Software Engineer at AirStrip where he works on enterprise iOS products in the healthcare space. He started out as a mainframe developer in 2001 and, just before going insane, moved on to several distributed and web based technologies. He found his passion in mobile software shortly after the iOS SDK was released, and made it his full time gig in 2011 when he co-founded Floodlight Software, a mobile technology consulting firm.

    He spends his free time with his wife and daughter, except when he abandons them for trips to Cape Canaveral to watch rockets being launched into space.

    You reach Jeff via email and LinkedIn or find him on Twitter

  • David Sumner

    Emeritus Professor of Mathematics. Author of 30 research papers in mathematics. A Macintosh programmer since 1985. Author of several articles in popular computer magazines and books.
    Author of several iPhone/iPad apps including PentoMind, Peg Pals, and Circular Tic Tac Toe, currently on the App Store.

  • Richard Turton

    Richard is an iOS developer for a leading UK mobile agency, prolific Stack Overflow participant and author of a development blog, Command Shift. When he's not in front of a computer he is usually building Lego horse powered spaceships (don't ask!) with his daughter.

Subject Matter Experts

  • Reid Belton

    Reid has been developing full-time on iOS and OSX for the past four years, and specializes in complex data-driven apps. He currently works for NTENT, a company that develops semantic search technology.

  • Richard Casey

    Richard Casey is an independent software developer from Naples Florida, specializing in services and solutions for schools. A recent arrival to IOS land, he has been programming since the days of the Altair 8800!

  • Adam Eberbach

    Adam is a full-time iOS developer in Melbourne, Australia, with IBM Research. Many people don't know about us - you'd be surprised what we're doing, so please check out the web site.

    Away from the screen he’s having fun with the family, or woodworking, guitaring or gaming. You can find him on Twitter.

  • Marcio Valenzuela

    Marcio is a former biochemist turned computer enthusiast from Honduras. He has a background in ASP, PHP, Flash, and now iOS! Marcio has been developing in iOS since 2009 and has 5 apps on the App Store.

    Marcio loves the outdoors, taking care of the environment, and his 3 year old son. You can find Marcio on Twitter.

Reader App Reviews

  • Ryan Poolos

    Ryan Poolos (@EmperiorEric) is currently a Senior iOS Engineer full time for BMW. However he also has his own company Frozen Fire Studios and subsidiary PopArcade. He also keeps up with iHelp in his freetime.

    Ryan also has over 10 years of web development experience and 6 years of Graphic Design experience. Ryan loves everything tech and tries hard to stays up with the latest and greatest.

    If you are a reader of this site and you would like your app reviewed, click here!


  • Greg Heo

    Greg is an iOS developer and trainer, and has been on the raywenderlich.com editorial team since 2012. He has been nerding out with computers since the Commodore 64 era in the 80s and continues to this day on the web and on iOS. He likes caffeine, codes with two-space tabs, and writes with semicolons.

    You can find Greg on Twitter, GitHub, or his personal site.

  • Brian Moakley

    Brian is not only an iOS developer and fiction writer, he also holds the honor being Razeware‘s first fulltime employee.

    Brian joins Razeware with experience from companies such as ESPN’s online fantasy team and Disney’s Internet Group. When not writing or coding, Brian enjoys story driven first person shooters, reading some great books, and produces his own Minecraft Let's Play video series on YouTube.

  • Mic Pringle

    Mic Pringle is a developer, editor, podcaster, and video tutorial maker. He's also Razeware's third full-time employee. When not knee-deep in Swift or stood in-front of his green screen, he enjoys spending time with his wife Lucy and their daughter Evie, as-well as attending the football matches of his beloved Fulham FC. You can find Mic on Twitter, GitHub, and Stack Overflow.

  • Christine Sweigart

    Christine is Razeware's administrative assistant and video editor.

  • Vicki Wenderlich

    Vicki is Ray’s wife and business partner. She is a digital artist who creates illustrations, game art, and a lot of other art or design work for the tutorials and books on raywenderlich.com. She also runs gameartguppy.com, which is a website where she creates free and and inexpensive art assets for game developers to use in their games. When she’s not making art, she loves hiking, a good glass of wine, and attempting to create the perfect cheese plate.

  • Ray Wenderlich

    Ray is part of a great team - the raywenderlich.com team, a group of over 100 developers and editors from across the world. He and the rest of the team are passionate both about making apps and teaching others the techniques to make them.

    When Ray’s not programming, he’s probably playing video games, role playing games, or board games.

Thank You!

Thank you so much for reading this web site and being a part of our community.

Again, we hope you enjoy our tutorials, and we look forward to getting to know you! :]

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