Harry Francis Mallgrave is Associate Professor of History and Theory at the Illinois Institute of Technology. His 1996 book Gottfried Semper: Architect of the Nineteenth Century was awarded the Alice Davis Hitchcock Award by the Society of Architectural Historians. He is also the author of Modern Architectural Theory 1673–1968 (2005) and the editor of Architectural Theory: Volume I: An Anthology From Vitruvius to 1870 (Blackwell, 2006).

Christina Contandriopoulos was trained as an architect at Université de Montréal (Canada) and practiced architecture in Montreal and Paris. She is currently completing her Ph.D Thesis at McGill University.