Chris Sells is the VP of the Developer Tools Division at Telerik. He's written several books, including Programming WPF, Windows Forms 2.0 Programming, and ATL Internals. In his free time, Chris makes a pest of himself on Microsoft forums and mailing lists. More information about Chris and his various projects is available at http://www.sellsbrothers.com.
Don Box is a Distinguished Engineer at Microsoft. At Microsoft, Don has worked on platform and developer technologies for .NET, SQL, and most recently, Xbox. Prior to Microsoft, Don roamed the earth helping developers come to terms with COM, Including writing Essential COM for Addison-Wesley.