John R. Clarke is Annie Laurie Howard Regents Professor of History of Art at the University of Texas, Austin. He is the author of Roman Sex (2003), Looking at Lovemaking: Constructions of Sexuality in Roman Art, 100 B.C.-A.D. 250 (California, 1998), The Houses of Roman Italy, 100 B.C.-A.D. 250: Ritual, Space, and Decoration (California, 1991), and Roman Black-and-White Figural Mosaics (1979).