A.B. University of Pennsylvania, 1959
A.M. Princeton University, 1961
Ph.D. Princeton University, 1962
J.D. University of Pennsylvania, 1965
Greek History
Athenian Society
The ancient economy
Greek and Roman Economic and Legal History
Monographs:
Ancient Athenian Maritime Courts (1973)
Athenian Economy and Society: A Banking Perspective (1992)
The Athenian Nation (2000)
Athenian Prostitution: The Business of Sex (2015)
Roman Inequality: Affluent Slaves, Businesswomen, Legal Fictions (2023)
Globalism in Classical Antiquity. In Preparation.
Edited Volume:
Money, Labour and Land in Ancient Greece (2001) (with P. Cartledge and L. Foxhall)