Striding Folly is a collection of short stories by Dorothy L. Sayers featuring Lord Peter Wimsey.First published in 1972, it contains the final three Lord Peter stories. The first two, "Striding Folly" and "The Haunted Policeman", were previously published in Detection Medley (1939), an anthology of detective stories. The third one, "Talboys", was unpublished. All three stories were also anthologized by James Sandoe in the collection Lord Peter: A Collection of All the Lord Peter Wimsey Stories (q.v.).