[7] According to Carrie Sandhal's entry in the Encyclopedia of American Disability History, "Marcus was born on January 3, 1954, in White Plains, New York, but spent his childhood in Ojai, California.
His mother was an actress, the first person on television and a storyteller on radio, and his father handled public relations for CBS and Polaroid, and was an avid photographer.
[9] He started a street zine in the early 1980s, Special Effects, as a form to express what he experienced and learned through his participation in the disabled and independent living movement.
[9] Marcus curated interventions with a cut, copy and paste methodology which encompassed the art, culture, and humor into the political discourse of disability.
Storm Reading, his play in collaboration with Rod Lathim, Roger Marcus and Access Theater, has been shown on television and performed at the Kennedy Center, as well as being featured on NPR and NBC's Today Show.
[7] His papers have been archived by the Bancroft library of the University of California at Berkeley as part of the Artists with Disabilities Oral History Project.