Ellery Queen

Ellery Queen is both a fictional character and a pseudonym used by two American cousins from Brooklyn, New York: Daniel (David) Nathan, alias Frederic Dannay (October 20, 1905–September 3, 1982) and Manford (Emanuel) Lepofsky, alias Manfred Bennington Lee (January 11, 1905–April 3, 1971), to write d...