Irene Caiazzo, Ph.D. (1999), Ecole Pratique des Hautes Etudes (Paris), is Senior Research Fellow at the French National Centre for Scientific Research (CNRS). She specializes in the history of medieval philosophy and science, and is editor-in-chief of the annual journal Archives d’histoire doctrinale et littéraire du Moyen Age. Her major publications include Lectures médiévales de Macrobe: Les Glosae Colonienses super Macrobium (Paris, 2002) and Thierry of Chartres: The Commentary on the De arithmetica of Boethius (Toronto, 2015).
Constantinos Macris, Ph.D. (2004), Ecole Pratique des Hautes Etudes (Paris), is Research Fellow at the French National Centre for Scientific Research (CNRS) specialising in ancient Greek philosophy and religion, with a focus on Pythagoreanism and its Neoplatonic reception. He is the author of a book-length entry on Pythagoras, the Pythagoreans, and their Nachleben (Dictionnaire des philosophes antiques, vol. VII, Paris 2018), and editor of Pythagoras redivivus. Studies on the Texts Attributed to Pythagoras and the Pythagoreans (Baden Baden, 2021).
Aurélien Robert, Ph.D. (2005), is Senior Research Fellow at the French National Centre for Scientific Research (CNRS). His works focus on the reception of Ancient Greek philosophy in the Middle Ages, and more particularly atomism, philosophical medicine and Aristotelian metaphysics, physics and ethics. He is the author of Epicure aux enfers. Hérésie, athéisme et hédonisme au Moyen Âge (Paris, 2021) and Atomism in Late Medieval Philosophy and Theology (Leiden-Boston, 2009).

Contributors are: Constantinos Macris, Cecilia Panti, Andrew Hicks, Sonja Brentjes, Gad Freudenthal, Tzvi Langermann, Anna Izdebska, Aurélien Robert, Daniel De Smet, Carmela Baffioni, Irene Caiazzo, Marta Borgo, Iacopo Costa, David Albertson, Denis Robichaud, Jean-Pierre Brach.