John Gregory Betancourt (b. October 25, 1963 in Missouri) is a writer of science fiction, fantasy and mystery novels as well as short stories. He has worked as an assistant editor at "Amazing Storie"s and editor of "Horror: The Newsmagazine of the Horror Field," the revived "Weird Tales" magazine, the first issue of "H. P. Lovecraft's Magazine of Horror" (which he subsequently hired Marvin Kaye to edit), "Cat Tales" (which he subsequently hired George H. Scithers to edit), and "Adventure Tales" magazine. He is the writer of four Star Trek novels and the new "Chronicles of Amber" prequel series, as well as a dozen original novels. His essays, articles, and reviews have appeared in such diverse publications as "Writer's Digest," "The Washington Post," and "Amazing Stories."