John Ostrander is a comics writer who co-created the science fiction series Grimjack with artist Timothy Truman. With his late wife, Kim Yale, he wrote DC s Suicide Squad and Martian Manhunter. With artist Tom Mandrake, he wrote a lengthy run of DC s The Spectre. Ostrander has also written for Marvel Comics and Warp Graphics Elfquest series.

John Ostrander is a comics writer who co-created the science fiction series Grimjack with artist Timothy Truman. With his late wife, Kim Yale, he wrote DC s Suicide Squad and Martian Manhunter. With artist Tom Mandrake, he wrote a lengthy run of DC s The Spectre. Ostrander has also written for Marvel Comics and Warp Graphics Elfquest series.

John Ostrander is a comics writer who co-created the science fiction series Grimjack with artist Timothy Truman. With his late wife, Kim Yale, he wrote DC s Suicide Squad and Martian Manhunter. With artist Tom Mandrake, he wrote a lengthy run of DC s The Spectre. Ostrander has also written for Marvel Comics and Warp Graphics Elfquest series.