Calder Willingham
Calder Baynard Willingham, Jr. (December 23, 1922 - February 19, 1995) was an American novelist and screenwriter. He cowrote several notable screenplays, including Paths of Glory (1957) and One-Eyed Jacks (1961). Willingham and Buck Henry were co-credited (but did not collaborate) on the screenplay for The Graduate (1967), which they adapted separately from a novel by Charles Webb; they won a BAFTA Award for Best Screenplay for their work and were also nominated for an Oscar. Description above from the Wikipedia article Caroline D'Amore, licensed under CC-BY-SA, full list of contributors on Wikipedia.