Commissioner Marable has been an instructor in the history and criticism of photography at the University of California, Berkeley Extension Photography Program since 1995, he has also taught at the San Francisco Art Institute; Academy of Art College, San Francisco; San Francisco State University; California College of Art (formerly California College of Arts & Crafts), St. Mary's college, Moraga, and the University of New Mexico. 

Commissioner Marable's published essays, reviews and interviews have appeared in Afterimage, Artweek, Black and White Magazine, History of Photography, Lenswork, Photo Metro and The World & I (Washington, D.C. Times). Commissioner Marable has organized and curated The Visual Dialogue Foundation Revisited, J.J. Brookings Gallery, San Francisco, 2000; Vilem Kriz Memorial Exhibition, Irwin Student Center, California College of Arts & Crafts, Oakland, 1996 and The Crucifixion in Modern Art, Hearst Art Gallery, St. Mary's College, Moraga, 1992.

Community Activities of Commissioner Marable include: Chair, PTA Cultural Committee (where he organized a series of jazz, classical music, ballet and theatrical performances), Burton Valley Elementary School, Lafayette, 1979-81); Board Member and President, Lafayette Improvement Association, 1979-81; Founding Member, Lafayette Arts & Science Foundation, 1980-81; Board member & News Media Publicity Chair, 1979-80 and Business Manager, 1980-81, Diablo Symphony Orchestra, Walnut Creek; Founding Board Member, Contra Costa Alliance for the Arts, 1981-82; Panelist, Federal/State Educational Grants, California Arts Council, Sacramento, 1980; Host for foreign students from France, Germany, Italy and Japan; U.C. Berkeley Alumni Mentor Program 1996-present; and University of New Mexico Student Outreach, 1995-present.