He "graduated" in arts from San Francisco State University in 1969, although he was two credits short of a degree.
[2] After living briefly in Canada he obtained a MFA from Stanford University in 1978, and moved to the Los Angeles area in 1984,[2] where he currently resides.
Conal is an adjunct professor of painting and drawing at the University of Southern California's Roski School of Fine Arts.
In 2004, Conal joined artists Shepard Fairey and Mear One to create a series of "anti-war, anti-Bush" posters for a street art campaign called "Be the Revolution" for the art collective Post Gen. Conal was also one of the 112 members at the "Table of Free Voices" event in Berlin.
Conal's posters have been prominently displayed in several major motion pictures, including, Sneakers, Falling Down, The Insider, Dead Presidents, Contagion, and The Sessions.