Etienne Gilson was born in Paris in 1884. He became Professor of Medieval Philosophy at the Sorbonne in 1921, and from 1932 until his retirement in 1951 he held a similar chair at the College de France. From 1929 until his death in 1978 he was associated with the Pontifical Institute of Medieval Studies at the University of Toronto.
Rémi Brague is emeritus professor of medieval and Arabic philosophy at the University of Paris I (Panthéon-Sorbonne) and Romano Guardini Chair Emeritus of Philosophy at Ludwig-Maximilians-Universität (Munich). He is the author of a number of books, including The Kingdom of Man: Genesis and Failure of the Modern Project (University of Notre Dame Press, 2018).