1. Associate Professor of History, California State University, San Marcos.
2. Professor of History, Columbia University. She is the author of The Marriage Exchange: Property, Social Place and Gender in Cities of the Low Countries, 1300–1550 Chicago, 1998); co-author, with Walter Prevenier, of From Reliable Sources: An Introduction to Historical Methods (Ithaca, 2001)
3. Associate Professor of History, Dartmouth College. He is the author of Cities of Ladies: Beguine Communities in the Medieval Low Countries, 1200–1565 (Philadelphia, 2001); Stad en apostolaat: de vestiging van de bedelorden in het graafschap Vlaanderen (ca. 1225– ca. 1350) (Brussels, 1987)