Where was John Callahan, creator of John Callahan's Quads, from?
John Callahan (cartoonist) John Michael Callahan (February 5, 1951 – July 24, 2010) was a cartoonist, artist, and musician in Portland, Oregon, noted for dealing with macabre subjects and physical disabilities.
John Newcomer John Newcomer (b. 1955) is an American game designer, best known for being the designer and lead developer of the 1982 pioneering arcade game "Joust". He designed, animated, and produced multiple games for Williams Electronics, Midway Games, Cybiko, and MumboJumbo.