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Janie Clayton

Janie Clayton is an author and independent iOS developer. Janie is the author on several books on iOS and Swift development, including the Metal Programming Guide. She records her journey down the rabbit hole on her personal blog at redqueencoder.com. Janie lives outside of Madison, Wisconsin with her attempted grumble of pugs and multitude of programming books.


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Dave DeLong

A seven-year veteran of Apple, Dave DeLong is an accomplished iOS engineer with a passion for teaching, and hacking the Objective-C runtime. During his time at Apple, he worked on the UIKit framework, Developer Evangelism, and Apple Maps. He currently works on the Product Experience team at Snap, Inc.

Dave, his family, and his large collection of bowties live near Salt Lake City, where he’s an active member of the local developer community. He can often be found on Twitter teaching developers about all the ways that calendrical calculations can go wrong and pontificating on the virtues of eating chocolate with peanut butter.


James Dempsey

James Dempsey is a fifteen-year Apple veteran gone indie. At Apple, he was an evangelist, technical trainer, curriculum manager, and software engineer, working on Aperture, iOS, and macOS releases Leopard through Lion. James recently set back out on his own after working to build a cloud computer for humankind’s information at Upthere. He is also the frontman of James Dempsey and the Breakpoints, a band that performs humorous original songs about technical topics. Their debut album Backtrace topped the iTunes comedy charts in the US, UK, and Canada, and reached #5 on the Billboard comedy album chart.


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Matt Drance

Matt Drance is a developer, consultant, author, and part-time stay at home dad living in Northern California. He founded Bookhouse Software in 2009, where he builds iOS applications for prominent clients around the US and advises a number of Silicon Valley startups. Prior to life on his own, Matt spent eight years at Apple helping developers navigate the Mac OS X and iPhone SDKs.

When he isn’t coding, writing, changing diapers, or doing dishes, Matt drives cars around many of California's famous racetracks.


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Brad Ellis

Brad Ellis is a product designer and an Apple Design Award winner who has received two Webbys for app design. His Tall West clients include Airbnb, Facebook, and Target among others.

With Target, he contracted as design lead of their mobile app team for three years. During that time he redesigned the app, resulting in a 5x revenue increase year over year. He also designed Target’s watch app, which was presented onstage in an Apple Keynote. With Airbnb, he helped lay the groundwork for Experiences, and was part of the team that re-architected the signup flow.

Brad began his career as an early design manager for Square. He designed the Square logo, and his hands are pictured holding the first generation product on the original packaging. He also designed the current iPad register app, which has been in use for seven years.

In 2012, Brad co-founded Pacific Helm, a design consultancy whose clients included Sony, Pantone, Disney Imagineering, ESPN, and Zuckerberg Media among others.

Brad speaks on custom interface design, and specializes in unique interactions and animation prototypes.


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Kristina Fox

Kristina Fox is an iOS Software Engineer at Intuit, where she works on the QuickBooks Self-Employed app. She regularly writes tutorials and technical commentary on iOS and watchOS development on her website kristina.io. As an international speaker, she has presented on topics ranging from Apple Watch development to using technical writing to advance engineering skills. Her past speaking events include talks at AltConf, try! Swift NYC, iOSDevUK and many more. Kristina's main goal in life is to consume as much guacamole as she can. In her spare time she also enjoys watching cat videos and Twittering.


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Paul Hudson

Paul Hudson is the author of Hacking with Swift, Pro Swift, Swift Design Patterns, Server-Side Swift, Hacking with macOS, Hacking with watchOS, Hacking with tvOS, Swift Coding Challenges, and more. Suffice it to say, he quite likes Swift. And coffee. (But mostly Swift.) (And coffee.)


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Soroush Khanlou

Soroush Khanlou is a New York-based iOS consultant. He’s written apps for the New Yorker, David Chang’s Ando, Rap Genius, and non-profits like Urban Archive and the Global Heritage Fund. He blogs about programming at khanlou.com, mostly making fun of view controllers, and podcasts at fatalerror.fm. In his free time, he runs, bakes bread and pastries, and collects suitcases.


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Liz Marley

Liz Marley is a Software Engineer at the Omni Group. She also has 10 years of experience testing Omni’s software. Her idea of summer vacation is to help middle schoolers learn to make software at App Camp for Girls. And if you catch Liz away from a computer, she's probably knitting, watching a soccer game, or both.


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Jon Reid

Jon Reid has 17 years of experience doing Test Driven Development (TDD) in Apple environments. He began writing about programming at work, then giving talks, then teaching classes for employees. Eager to share more broadly, Jon started the Quality Coding blog, and began giving external talks and training. Jon is available on a limited basis to bring his training and coaching on-site to your teams.


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Ben Scheirman

Ben Scheirman is an experienced software developer from Houston, TX. He is the founder of NSScreencast.com, where he produces high-quality screencasts on iOS & Mac development.

When not programming, Ben enjoys playing guitar, geeking out about beer, and spending time with his wife and five wonderful children. Read his blog online at benscheirman.com.


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Brent Simmons

Brent Simmons has been writing apps for Apple computers for over 30 years, since his first Apple II Plus in 1980. His professional apprenticeship was at UserLand Software where he worked on Frontier and on Manila, an early blog platform. Later he created apps such as NetNewsWire, TapLynx, Glassboard, Vesper, and MarsEdit. Brent lives in Seattle with his wife Sheila and his cat Papa, who’s named for both Ernest Hemingway and the great designated hitter Edgar Martinez. By day he works at The Omni Group as a Marketing Human.


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David Smith

David Smith is an independent iOS developer based in Herndon, VA. David began developing apps for the iOS App Store as soon as it was announced in 2008. In that time he has experienced all the ups-and-downs of running an independent app software company. Navigating the often challenging but rewarding realities that can entail. He is the developer of many apps including: Pedometer++, Workouts++, Activity++, Sleep++,  Audiobooks, and Feed Wrangler. David co-hosts a weekly podcast with Marco Arment, called Under the Radar, discussing Apple-related topics.

@_DavidSmith / david-smith.org


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Daniel Steinberg

Daniel Steinberg is the author of the best selling books A Swift Kickstart and Developing iOS 7 Apps for iPad and iPhone (the official companion book to the popular iTunes U series from Stanford University taught by Paul Hegarty).

He has written apps for the iPhone and the iPad since the SDKs first appeared and has written programs for the Mac all the way back to System 7.

Daniel presents iPhone, Cocoa, and Swift training and consults through his company Dim Sum Thinking. His books are available on the iBookstore. When he’s not coding or talking about coding for the Mac, the iPhone, and the iPad he’s probably cooking or hanging out with his daughter.


...and more to come!