Daniel Sheehan

Constitutional attorney · Educator

Danny Sheehan surrounded by reporters on courthouse steps, from a UPI news photo

1970 to today

Legal legacy

Press freedom, nuclear safety, civil rights, refugee protection and government secrecy: five decades of cases that ask who holds power, and what the public has a right to know.

Danny Sheehan’s cases share a through-line: each asks who holds power, whether they are accountable, and what the public has a right to know. These pages cover the major cases of his career, with links to the UCSC lectures in which he tells the stories himself.

1971

The Pentagon Papers

Worked on The New York Times’ legal team in the case that let the press publish the secret history of the Vietnam War.

1970 to 1975

1970s civil liberties cases

Panther 21, Attica, Watergate, Wounded Knee, Eisenstadt v. Baird and more.

1976 to 1986

Karen Silkwood

Chief counsel in the suit against Kerr-McGee, which won a landmark 1984 Supreme Court ruling on punitive damages for nuclear injuries.

1979

Three Mile Island

Represented victims of the nuclear accident and fought the release of radioactive material into the Susquehanna River.

1979 to 1985

Greensboro

Helped win the only verdict holding anyone responsible for the 1979 Klan and Nazi killings of five demonstrators.

1980s

The Sanctuary Movement

Helped defend church workers in Texas prosecuted for sheltering refugees from El Salvador and Guatemala.

1986 to 1992

Avirgan v. Hull and Iran-Contra

The Christic Institute’s racketeering suit against the covert network behind the Contra supply operation.

2004 to 2018

Standing Rock

Chief counsel of the Lakota People’s Law Project and defense counsel for water protector Chase Iron Eyes.

2023 to today

UAP disclosure

Chief Counsel of the New Paradigm Institute, working for full and responsible disclosure.