Matthew Landy Steen (born August 22, 1949), also known under the alias William Hollis Coquillette [1] is a former member of Weather Underground Organization and Students for a Democratic Society.

[2] In June 1972, Steen attempted to be an informant for the FBI about the February, 1970 San Francisco Park Station Bombing.

[3][4] Steen was featured on the lead segment of 60 Minutes, "Fake ID", in an interview with Mike Wallace, first aired February 1, 1976.

[5][6] Interviewed in Beverly Hills in mid-1975 by Mike Wallace, Steen responded to questions about identity theft (he possessed ID of at least 150 people) and how he purchased and reported stolen some $50,000 to $100,000 in traveler's checks, while still being able to cash the originals.

[6] Steen was sentenced to two consecutive five-year terms, served three years and released from United States Penitentiary, Lompoc in 1974 in Santa Barbara.

Shortly after, he campaigned for public office and was twice elected to the Isla Vista Municipal Advisory Council.

[8][9] After his return to San Francisco, Steen was nominated to serve a term on the Market-Octavia Citizen's advisory committee, repurposing public lands that became available after removal of the Central Freeway, damaged in the 1989 Loma Prieta earthquake.

[12] Steen, with his late partner Karen Jessica Evans, worked on development of open space, preservation of the urban forest canopy in San Francisco and saving the historic, world-famous Palace of Fine Arts from privatization to maintain unfettered public access in perpetuity.