Question: Are both Richard Harding Davis and Ira Levin American writers?
Sentence (from "Richard Harding Davis"): Richard Harding Davis (April 18, 1864 – April 11, 1916) was an American journalist and writer of fiction and drama, known foremost as the first American war correspondent to cover the Spanish–American War, the Second Boer War, and the First World War.
Relevant evidence: Yes