Chris Sells is a Program Manager for the Connected Systems Division at Microsoft. He's written several books, including the first edition of "Programming WPF", "Windows Forms 2.0 Programming" and "ATL Internals" (both Addison-Wesley). In his free time, Chris hosts various conferences and makes a pest of himself on Microsoft internal product team discussion lists. More information about Chris, and his various projects, is available at http: //www.sellsbrothers.com