Career
He was a coauthor with Gerard Jones on The Beaver Papers, The Comic Book Heroes, and the comic book The Trouble with Girls (1987–1993). He was a contributor to National Lampoon magazine and various District of Columbia Comics. Jacobs left professional writing in the 1990s to start a used and antiquarian book service, Avalon Books.
He co-wrote with Jones The Comic Book Heroes, a book dedicated to the history of the American comic book industry from the Silver Age to the present.
In 2008 Jacobs and Jones began writing humorous fiction together again with the online series, My Pal Splendid Manitoba and Million Dollar Ideas.