Joseph Manca received his PhD from Columbia University. He is a professor and chairman of the Art History Department at Rice University. An expert on the Italian Renaissance, he has published numerous works on this period, including a book on Andrea Mantegna.
Megan McShane received her PhD from Emory University with a focus on European avant-garde art during the First and Second World Wars.
Donald Wigal is a retired art history and theology professor from the University of Dayton. He specialises in modern Western art. He was an indexer of the Academic American Encyclopedia.
Victoria Charles received her PhD in art history. She has published extensively on art history and has contributed to Art Information, an international guide to contemporary art. She is a regular contributor to journals and magazines.
Klaus H. Carl is the author of numerous works on the history of great cities, and is also a well-known photographer of flora and fauna. A teacher by profession, he is currently devoting himself to a monumental History of Art.