C. M. Sperberg-McQueen is the Architecture Domain Lead for the World Wide Web Consortium, an international membershp organization responsible for developing Web standards. He co-edited the XML 1.0 specification and the Guidelines of the Text Encoding Initiative, and serves as a co-chair of Extreme Markup Languages.
Simon St. Laurent is an Associate Editor with O’Reilly and Associates. Prior to that, he’d been a web developer, network administrator, computer book author, and XML troublemaker. He lives in Ithaca, NY. His books include XML:A Primer, XML Elements of Style, and the upcoming Office 2003 XML Essentials. He is a contributing editor to xmlhack and an occasional contributor to XML.com.
Jeni Tennison is an independent consultant specializing in XSLT and XML Schema development. She trained as a knowledge engineer, gaining a Ph.D. in collaborative ontology development, and since becoming a consultant, has worked on XML and XSLT development in a wide variety of areas, including publishing, water monitoring, and financial services.
She is the author of XSLT & XPath On The Edge (Hungry Minds, 2001) and Beginning XSLT (Wrox, 2002), one of the founders of the EXSLT initiative to standardize extensions to XSLT and XPath and an invited expert in the W3C XSL Working Group. She spends much of her spare time answering people’s queries on XSL-List and xmlschema-dev mailing lists.