The Balisage Series on Markup Technologies publishes a variety of documents including the proceedings of conferences, symposia, and other markup-related events.Balisage is a peer-reviewed conference designed to meet the needs of markup theoreticians and practitioners who are pushing the boundaries of the field. It's all about the markup: how to create it; what it means; hierarchies and overlap; modeling; taxonomies; transformation; query, searching, and retrieval; presentation and accessibility.

Ms. Usdin has been working with XML and XSLT since their inception, and with SGML since 1985. Ms. Usdin chairs Balisage: The Markup Conference. She has served on the board of directors of both International SGML User’s Group and IDEAlliance (a membership organization that supports XML and SGML). She was on the Editorial Board of the 15th edition of the Chicago Manual of Style. She was co-editor of Markup Languages: Theory & Practice, a peer reviewed quarterly publication published by the MIT Press.Ms. Usdin has led teams doing document analysis and schema development for medical reference works, scientific and technical textbooks, industrial manuals, legal treatises, and historical literature. She has taught XML, XSLT, and SGML to executives, managers, technical writers, publications staffs, and typesetters.

ATLIS Consulting Group was a full-service SGML consulting organization, providing needs analysis, tool selection, document analysis, DTD development, user training, and implementation support.