The Magazine of Fantasy & Science Fiction Mystery Magazine" appeared, edited by Fred Dannay and focusing on detective fiction. The magazine was published in digest format, rather than pulp, and printed a mixture of classic stories and fresh material. Dannay attempted to avoid the sensationalist fiction appearing in the pulps, and soon made the magazine a success. In the early 1940s Anthony Boucher, a successful writer of fantasy and sf and also of mystery stories, got to know Dannay through his work on the Ellery Queen radio show. Boucher also knew J. Francis McComas, an editor who shared his interest in fantasy and sf. By 1944 McComas
Pen name of the Roman Republic, and using it implied a positive intention. In pure mathematics, Nicolas Bourbaki is the pseudonym of a group of mostly French connected mathematicians attempting to expose the field in an axiomatic and self-contained, encyclopedic form. A pseudonym may be used to protect the writer for exposé books about espionage or crime. Former SAS soldier Steven Billy Mitchell used the pseudonym Andy McNab for his book about a failed SAS mission titled "Bravo Two Zero". The name Ibn Warraq ("son of a papermaker") has been used by dissident Muslim authors. Author Brian O'Nolan used the pen names