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 sometimes choose to use initials, such as K. A. Applegate, C. J. Cherryh, P. N. Elrod, D. C. Fontana, S. E. Hinton, G. A. Riplinger, J. D. Robb, and J. K. Rowling. Alternatively, they may use a unisex pen name, such as Robin Hobb (the second pen name of novelist Margaret Astrid Lindholm Ogden). A collective name, also known as a house name, is sometimes used with series fiction published under one pen name even though more than one author may have contributed to the series. In some cases the first books in the series were written by one writer,