[6] He rejected the Catholic faith in 1958 as he believed it caused him "compulsive neurosis"[7] that decades later was diagnosed as obsessive–compulsive disorder (OCD).
[10] He dropped out of an MFA program at Syracuse University[11] when in 1968 he felt a "call to arms"[9] to move to San Francisco, where the nascent underground comix scene was blossoming amid the counterculture there.
[12][13][14] Binky Brown Meets the Holy Virgin Mary is a solo comic book that details Green's struggle with a form of OCD known as scrupulosity, within the framework of growing up Catholic in 1950s Chicago.
In the 1990s, Green focused his cartooning attention on a series of visual biographies for Pulse!, the in-house magazine for Tower Records.
[citation needed] Justin and his wife Carol Tyler are the subject of the documentary film "Married to Comics" which presented in 2023 at the Small Press Expo event feature at the AFI Silver Theater and Culture Center.