AILEEN R. DAS is an Associate Professor of Classical Studies at the University of Michigan, Ann Arbor. She is an intellectual historian interested in the disciplining of science from Greco-Roman antiquity and the Islamicate middle ages to modernity. Her first book, Galen and the Arabic Reception of Plato's Timaeus (2020), won the Charles J. Goodwin Award of Merit in 2021 from the Society of Classical Studies. PAULINE KOETSCHET is a Researcher at the French Centre for National Research/French Institute for the Near East. A historian of philosophy trained in Arabic and Classics, she is interested in the formative period of Arabic philosophy and its relation to rational theology and medicine. More specifically, her research explores the reception of Galen in Arabic, as physician as well as a philosopher. In 2019 she published an edition, with a French translation and an introduction, of the Doubts About Galen by Abū Bakr al-Rāzī. MARK SCHIEFSKY is the C. Lois P. Grove Professor of the Classics at Harvard University and Director of Harvard's Center for Hellenic Studies. His research focuses on the interaction of science and philosophy in the ancient world in various domains, including medicine, mechanics, mathematics, and astronomy. He has directed research projects supported by the National Science Foundation and the Andrew W. Mellon Foundation, and is the author of Hippocrates: On Ancient Medicine (2005) among other works on ancient philosophy and science.