J.D. Biersdorfer is the best-selling author of iPad: The Missing Manual, Best iPhone Apps (Second Edition), Netbooks: The Missing Maunal, and The iPod Shuffle Fan Book. She is the co-author of iPod: The Missing Manual, Google: The Missing Manual (Second Edition), iPhoto '09: The Missing Manual, and The Internet: The Missing Manual. She has authored the weekly technology column "Q&A" for the New York Times since 1998 and often writes about art, books, and design for other sections of The Times. J.D. also co-hosts the independent Pop Tech Jam audio podcast, which explores current events in the world of technology and geek culture.