Stephen Mohr is a senior software systems architect with Omicron Consulting and XML Labs in Philadelphia. He has more than fifteen years of experience developing software and systems for various platforms. Stephen is the author or co-author of numerous books, including the previous edition of this book, and has spoken at a variety of conferences internationally. Scott Woodgate was formerly on the BizTalk team for five years, most recently as the lead technical product manager. He is now on the Windows Client Product Planning team at Microsoft.