In addition to his work with Asimov's (of which he was the first associate editor in 1976), he also worked in the 1970s with magazines such as Galaxy Science Fiction, If, Worlds of Fantasy, and Worlds of Tomorrow.
În afara muncii depuse la Asimov's (revistă la fondarea căreia a contribuit și el în 1976), a colaborat în anii '70 cu reviste ca Galaxy Science Fiction, If, Worlds of Fantasy și Worlds of Tomorrow.