S. Clay Wilson was an American cartoonist and illustrator known for his distinctive style and contributions to the underground comix movement. Born on March 15, 1935, in San Francisco, California, he became famous for his bold, often surreal artwork that explored countercultural themes and social commentary. His work frequently appeared in publications like Zap Comix and The Realist. Wilson's characters, such as Captain Pissgums and the Checkered Demon, showcased his unique blend of humor and graphic intensity. His art often pushed boundaries, reflecting the spirit of the 1960s and 1970s counterculture. Wilson's influence continues to be felt in the world of comics and graphic novels.