Evan Lenz is an XML developer specializing in XSLT. He recently worked for Infopop Corporation as an interface engineer, and has served on the W3C XSL Working Group, spoken at various XML conferences, and co-authored O'Reilly's Office 2003 XML. Evan holds a Bachelor of Music degree from Wheaton College (IL), with majors in Piano Performance and Philosophy. He currently lives in Seattle, Washington.