numerous publications include Roman Coins and Th eir Val-
ues (1964; rev. ed., 2000–2005), Byzantine Coins and Th eir
Va l u e s (1974, rev. ed., 1987), Greek Coins and Th eir Values
(1978 –1979), a nd Th e History and Coinage of the Roman Im-
perators, 49–27 b.c. (19 98).
Robert Shanafelt, Ph.D., teaches courses in anthropology, re-
ligion, and Africana studies at Georgia Southern University.
He has published a number of articles on diff erent aspects of
life in southern Africa, among them, “Crime, Power, and Po-
licing in South Africa” in Democratic Policing in Transitional
and Developing Countries (2006).
Alison Sheridan, Ph.D., is head of early prehistory in the
National Museums Scotland, Edinburgh, specializing in the
British and Irish Neolithic and Bronze Age. Exhibition work
includes Heaven and Hell—and Other Worlds of the Dead
(2000), for which she was lead curator and book editor. Other
books include From Sickles to Circles (with A. M. Gibson, 2004)
and Vessels for the Ancestors (with N. M. Sharples, 1992).
Spyros Siropoulos is senior lecturer of Greek philology and
history at the Department of Mediterranean Studies, Univer-
sity of the Aegean, Greece. He has published various articles
in three books: Unlike a Woman: Gender and the Social Func-
tion of the Athenian Tragedy (2003), Th e Goat’s Skin: Th e Other
Side of Alexander the Great’s Power (2003; in Greek with Eng-
lish summary), and Th e Th ings aft er Alexander: Th e Centrifu-
gal Potencies of the Hellenistic Kingdoms (2005, in Greek).
Bradley Skeen, M.A., has taught at the University of Minne-
sota, Webster University, and Washington University. He is a
specialist in magic, religion, and philosophy in late antiquity
and has contributed to research in that fi eld in Die Zeitschrift
für Papyrologie und Epigraphik, among other journals.
Christopher Smith, D.Phil., is professor of ancient history at
the University of Saint Andrews in Scotland. He is the author
of Early Rome and Latium: Economy and Society c 100–
b.c. (19 9 6) a nd Th e Roman Clan: From Ancient Ideology to
Modern Anthropology (2006) as well as editor of several col-
lections of essays, including Tra d e , Tra d e r s a n d t h e A n c i e n t
City (with Helen Parkins, 1998); Sicily from Aeneas to Au-
gustus (with John Serrati, 2000), and Religion in Archaic and
Republican Rome and Italy: Evidence and Experience (w it h
Edward Bispham, 2000). He is engaged in work on Roman
historiography and oratory.
Nancy Shatzman Steinhardt is professor of East Asian art
and curator of Chinese art at the University of Pennsylva-
nia. She is author of Chinese Traditional Architecture (198 4),
Chinese Imperial City Planning (19 9 0), Liao Architecture
(1997), and Chinese Architecture (2002) and more than 60
scholarly articles.
Tom S t r e i s s g ut h is a freelance author, editor, and journal-
ist who has published more than 70 nonfi ction and reference
books. His most recent titles include Clay v. United States,
Genghis Khan’s Mongol Empire, Library in a Book: Hate
Crimes, Eyewitness History: Th e Roaring Twenties, and the
Greenhaven Encyclopedia of the Middle Ages.Ananda Cohen Suarez is a Ph.D. student at the Graduate
Center of the City University of New York, specializing in
pre-Columbian and colonial Latin American art history. She
is particularly interested in cross-cultural encounters, ver-
nacular religious art, and manuscript production in the early
colonial Americas.Frank J. Swetz, D.Ed., is professor emeritus of mathematics
and education, Pennsylvania State University. His research
interests focus on cultural and societal impact on mathemat-
ics learning and teaching. Among his recent books are Legacy
of the Luoshu: Th e 4000 Year Search for the Meaning of the
Magic Square of Order Th ree (2002) and Teaching Mathemat-
ics to Children (2003).John Th orburn, Ph.D., is associate professor of classics at
Baylor University, where he teaches a variety of subjects
dealing with the classical world. He has published on Greek
tragedy, Greek comedy, Greek and Roman history, and a va-
riety of ancient subjects. He is the author of Th e Alcestis of
Euripides (2002) and the Facts on File Companion to Classi-
cal Drama (2005).Alain Touwaide, Ph.D., is a historian of sciences in the
Department of Botany of the National Museum of Natural
History at the Smithsonian Institution (Washington, D.C.).
He has extensively published on the history of medicine
in the Mediterranean world from antiquity to the Renais-
sance. Recently, he coedited the volume Visualizing Medieval
Medicine and Natural History, 1200–1550 (2006).Francesca C. Tronchin, Ph.D., teaches Greek and Roman art
and archaeology at Ohio State University. Her primary area
of research is Roman domestic decor and issues of eclecticism
in ancient sculptural displays.David K. Underwood, Ph.D., teaches Western humanities,
art history, philosophy, and Latin American studies at the
University of South Florida in Tampa and at Saint Petersburg
College in Clearwater, Florida. He is the author of two books
and several articles and essays on Iberian and Latin Ameri-
can art and architecture.David Vallilee is an independent scholar.Frans van Koppen, M.A., teaches Akkadian at the School of
Oriental and African Studies, London. He contributed to Th eAdvisers and Contributors xi