Liora Alschuler is a developer of XML-based standards for electronic clinical information and a consultant in their application for providers and system vendors. She is Co-chair, HL7 Structured Documents Technical Committee responsible for HL7's Clinical Document Architecture (CDA), the first national standard for healthcare based on XML. Within HL7, Liora also Co-chairs the Board-appointed Marketing Committee. She designed and managed the HL7 HIMSS Interoperability Demo 1999-2002 and the healthcare track for the ebXML Proof of Concept in 2001. Liora wrote ABCD... SGML: A User's Guide to Structured Information, in 1995. Together with her consulting partner, John Spinosa, MD, Ph.D., she has developed product strategies for healthcare vendors and providers based on an XML architecture.