Kevin Williams is a software architect, technical author and technologytrainer. He is a founder of Blue Oxide Technologies (www.blueoxide.com), an XML and XML Web services software company. Blue Oxide develops XML design collaboration and registry software to help companies, consortia participants, and other large groups work together to quickly create and share XML document structures and XML Web service interfaces.Over the last thirteen years he has architected and implemented software and Web solutions for clients in financial services, healthcare, communications, manufacturing and government. He is a prolific author, having co-written ten books on XML and related technologies for Wrox Press, including "Professional XML Databases" and "Professional XML for .NET Developers". His column "XML for Data" is a regular feature on IBM's DeveloperWorks site and he has recently authored articles on XML and .NET for Intel's Developer's Services site. Prior to founding Blue Oxide, Kevin was a senior software architect for Veridian and a senior consultant at a variety of Mid-Atlantic technology firms including Plural and RDA.