Jeff Kelley is an iOS developer at Detroit Labs, as well as author of Developing for Apple Watch, available from the Pragmatic Bookshelf, and Learn Cocoa Touch for iOS, available from Apress. His notable projects include the Chevy Game Time second-screen experience, the Fathead Big Shot augmented reality product viewer, and the Podcastic podcast player. Jeff has a reputation of over 14,000 on StackOverflow and works for Detroit Labs in Detroit, MI, doing a combination of client work and independent product development.