Whether you're using the new iPhone 4S or earlier iPhone that runs the new iOS 5, you'll find all the best undocumented tricks, as well as the most efficient and enjoyable introduction to the iPhone available. Starting with an introduction to iPhone basics, you'll quickly discover the iPhone's hidden potential, like how to connect to a TV, use Voice Control using Siri, have video chats with FaceTime, and call friends overseas with low-cost VoIP.

From the unified e-mail inbox and surfing the Web with Mobile Safari, exploring the world of social networking, using the multitasking capabilities of iOS 5, taking and editing photos, shopping for apps, media, and books, or just managing phone calls-you'll find it all in this book. You'll even learn tips on where to get the best iPhone accessories. Get ready to take your iPhone 4S and earlier running the new iOS 5 to the max!

Erica Sadun holds a Ph.D. in computer science from the Georgia Institute of Technology. She has written, co-written, and contributed to almost two dozen books about technology, particularly in the areas of programming, digital video, and digital photography. An unrepentant geek, Sadun has never met a gadget she didn't need. Her checkered past includes run-ins with NeXT, Newton, and a vast myriad of both successful and unsuccessful technologies. When not writing, she and her geek husband parent three adorable geeks-in-training, who regard their parents with restrained bemusement. Eight Ways to Get the Most out of Your Zune, the O'Reilly shortcut, and Modding Mac OS X, also from O'Reilly, are her latest books. She also wrote Taking Your iPhone to the Max.