The Latin texts collected by Leon Baudry present the late fifteenth century debate at the University of Louvain over the truth-value of proposi tions about future contingent events, a subject of perennial interest in phil osophy. The theologians held fast to divine predetermination, and the Aristotelians in the Arts Faculty supported the doctrine of free choice based on indeterminism. Although the issues in the debate are still argued in philosophy, this rich collection of the theories and arguments has been neglected. Peter de Rivo and Henry de Zomeren, the principal antagonists, are cited...