 Murray, also an author of nonfiction articles about pulp magazine writers such as Doc Savage creator Lester Dent, and the Shadow creator Walter B. Gibson; since 1979, he has been the literary executor for the estate of Dent, and has published fifteen Doc Savage novels from Dent's outlines under Dent's pseudonym, Kenneth Robeson.His 2013 "The Wild Adventures of Doc Savage" novel, "Doc Savage