The idea of natural law, which has ancient roots in the Stoic philosophical heritage and in the Roman legal tradition, is the subject of a large and complex process of elaboration which starts in the end of the 11th century and goes up to the age of the great scholastic authors.

This book is the first in-depth, diachronic philosophical study of some of the most important thirteenth-century theories of faith, including those of Alexander of Hales, Bonaventure, Aquinas, Peter John Olivi, Henry of Ghent, Godfrey of Fontaines and John Duns Scotus.

Perspectives on the History of the International Union of Academies (UAI), 1919-2019