Sarah Milstein is an editor with O'Reilly, focusing on the Missing Manual series. She's written numerous articles for the New York Times, and is the former editor of the New York Software Industry Association's newsletter. Before that, she worked in the non-profit sector. Intermittently, Sarah posts quirky movie reviews on her web site, www dogsandshoes.com.Rael Dornfest is Chief Technology Officer at OReilly Media. He assesses, experiments, programs, fiddles, fidgets, and writes for the OReilly Network and various OReilly publications. Rael is Series Editor of the OReilly Hacks series and has edited, contributed to, and coauthored various OReilly books, including Mac OS X Panther Hacks, Mac OS X Hacks, Google Hacks, Essential Blogging, and Peer to Peer: Harnessing the Power of Disruptive Technologies. He is also Program Chair for the OReilly Emerging Technology Conference. In his copious free time, Rael develops bits and bobs of freeware, particularly the Blosxom weblog application, is Editor in Chief of MobileWhack, and (more often than not) maintains his Raelity Bytes weblog.