Studying painting at
Sam Houston State University in
Huntsville, Texas, Dunn specialized in oil painting and watercolor, also doing sculpture and life drawing. While a student, he started drawing caricatures at Six Flags, Astroworld in 1977 as a college student; he continued through nine seasons. Dunn worked in advertising and graphic design but left that field to devote himself to caricatures full-time in 1989 when he launched a caricature artist talent agency, Caricatures Ink. His numerous caricatures include
George H. W. Bush, Sting, Jimmy Buffett, Joe Theisman, Fran Tarkenton, Ray Childress, Warren Moon and
Houston Mayor Bob Lanier. ==Paintjam==