John Callahan is the creator and executive producer of the hilarious black comedy John Callahan's QUADS!

An acclaimed an infamous cartoonist. Callahan's controversial and often outrageous cartoons appear in the San Francisco Chronicle, The New York Daily News, The London Observer, The Los Angeles Times, The Chicargo Tribune, Harper's and over 50 other publications.

He is also the creator of a new animated series for children's television, Pelswick, and the author of ten books including cartoon collections, Freaks of Nature, Do Not Disturb Any Further, Do What He Says! He's Crazy! and Digesting the Child Within.

Callahan's autobiography, "Don't Worry He Won't Get Far on Foot" made it to the New York Times Best Seller list and TriStar pictures has purchased the movie rights to his story as a vehicle for Robin Williams and director, Gus Van Sant. Paralysed by a car accident at the age of 21, Callahan's portrayal of life with a disability has been heralded as refreshing, honest and hilarious and obscene, inappropriate and rude.

As PJ O'Rouke says of the cartoonist's work, "When people laugh like hell then say, 'That's not funny,' you can be sure they're talking about John Callahan."

Callahan currently resides in Portland, Oregon with his dog, Annie and his cat, Stanley.

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