iOS 5 contains hundreds of new features for users and developers alike. Learn about these new features of Apple's mobile devices and how you can take advantage of them for your users.

Dave Pugh is an Apple Systems Engineer for education in Michigan. Prior to joining Apple, Dave worked for the University of Michigan for five years as the lead Mac OS X administrator for the College of LS&A. He helped write four books about Mac OS X system administration, and has been a speaker at five recent Macworld Conferences. Although he comes from a UNIX and telecom background, he has used Macs since 1993. A techie at heart, he enjoys scuba diving, downhill skiing, camping, and flying when not in front of a computer.