Learning Cocoa with Objective-C: Developing for the Mac and iOS App Stores

Paris Buttfield-Addison is a mobile app engineer, game designer and researcher with a passion for making technology simpler and as engaging as possible. He has written two books on game development and currently spends his time designing mobile products for millions upon millions of users while drinking too much coffee. Paris has coded for everything from Qt to 6502 assembly to iOS and thinks digital watches are a pretty neat idea. He claims he will soon have a PhD. Jon Manning is a world renown iOS development trainer and writer, game designer and mobile software engineering wizard. He has co-authored two books on mobile development and enjoys re-implementing such things as OpenGL and the Objective-C runtime (in his spare time). Jon is also a researcher in Human-Computer Interaction working towards a PhD.