Patrick Rosenkranz 

one of the premier scholars of the underground comix movement of the 1960s and 1970s, has been writing about comix since 1969. He wrote his first history of underground comix, Artsy Fartsy Funnies in 1974. He has since written numerous articles and essays about comix for a variety of publications.

In 2002, Fantagraphics Books published RebelVisions: The Underground Comix Revolution 1963-1975, which chronicles the inception and development of the artistic revolution that changed comics forever.