Rob is a builder of treehouses, hiker, proud father, and in his spare 50-60 hours a week, a Mac and iPhone developer. He's coauthor of iOS 6 Programming Pushing the Limits. Cocoaphony is where he pontificates on various issues fascinating to Cocoa developers, and occasionally other topics of technical interest. You can find more information about him on LinkedIn. Now and then he tweets at @cocoaphony.