Branko F. van Oppen is the Richard E. Perry Curator of Greek and Roman Art at the Tampa Museum of Art, Tampa, Florida. He was formerly a visiting research scholar and curator at the Allard Pierson Museum, comprising the archaeological collection of the University of Amsterdam. Specializing in Ptolemaic iconography and ideology, van Oppen is a recipient of a three-month scholarship at the Getty Research Institute to study the Ptolemaic seal impressions from Apollinopolis Magna (mod.
Edfu). Ronald Wallenfels is an Adjunct Associate Professor of Hebrew and Judaic Studies at New York University and is a former Associate Curator of Ancient Near Eastern Art at The Metropolitan Museum of Art. He is the author and editor of numerous monographs, catalogues, articles and reviews focusing principally on Babylonia during the Hellenistic period as viewed from the vantage points of both philology and art-history.