[1] He also worked under the pseudonyms Victor Appleton, Chad Calhoun, Franklin W. Dixon (Stratemeyer Syndicate house names), Rebecca Drury, and J. D.
After that he contributed short work to science fiction magazines with some regularity, but he was better known for his novels.
His reputation was made in the late 1980s with the publication of his novel Through Darkest America and its sequel, Dawn's Uncertain Light.
In 1997, he was the toastmaster at the 55th World Science Fiction Convention held in San Antonio.
[3] In 2010, he was named Author Emeritus by the Science Fiction and Fantasy Writers of America.