Dr. William E. Wallace is the Barbara Murphy Bryant Distinguished Professor of Art History at Washington University in St. Louis, where he has taught since 1983. He earned his B.A. from Dickinson College, his M.A. from the University of Illinois, and his Ph.D. from Columbia University. He has written more than 80 essays on Renaissance art and four books on Michelangelo, including Michelangelo at San Lorenzo: The Genius as Entrepreneur; Michelangelo: Selected Scholarship in English; and Michelangelo: The Complete Sculpture, Painting, Architecture, which was awarded the 1999 Umhoefer Prize for Achievement in the Humanities. He recently completed a scholarly biography of Michelangelo. Professor Wallace has received numerous awards and fellowships, including stays at the Villa I Tatti (Harvard University's Center for Renaissance Studies in Florence) and the American Academy in Rome. In 1990 Professor Wallace was invited to the Vatican to confer about the conservation of Michelangelo's frescos in the Sistine Chapel. He appeared in a BBC film, The Private Life of a Masterpiece: Michelangelo's David, and served as the principal consultant for the BBC film, The Divine Michelangelo.