Tim Yohannan (August 15, 1945 – April 3, 1998), also known as Tim Yo, was the founder of Maximum Rocknroll, a radio show and fanzine documenting punk subculture in San Francisco.[1] He also helped in establishing a number of DIY collectives, such as 924 Gilman Street,[2] Blacklist Mailorder, and the Epicenter Zone record store.[3][4]