Todd Gitlin (New York) is a professor of Journalism and Sociology at the Columbia University Graduate School of Journalism. A contributor to Mother Jones, The Nation and other publications, he is one of America's leading cultural critics. Among his many books are The Whole World is Watching; Inside Prime Time; and Media Unlimited.

Manning Marable (b. 13 May 1950 in Dayton, Ohio) is an American political scholar. He holds the position of Professor of Public Affairs, Political Science, and History at Columbia University, where he founded and directed the Institute for Research in African-American Studies. He has published widely, and is politically active in a variety of progressive causes.

Thomas Emmett "Tom" Hayden (born December 11, 1939) is an American social and political activist and politician, most famous for his involvement in the anti-war and civil rights movements of the 1960s. He is the father of American actor Troy Garity.

Bill Ayers (b. 1944) is a former member of the Weather Underground who is now a Distinguished Professor of Education at the University of Illinois at Chicago.

Rennie Davis (born Rennard Cordon Davis, 1941) was a prominent American anti-Vietnam War protest leader of the 1960s. He was one of the Chicago Seven. Davis was the National Director of community organizing programs (the Economic Research and Action Project, or ERAP, in Ann Arbor, Michigan), a project of Students for a Democratic Society.

David Gilbert (born October 6, 1944) is an American radical organizer and author currently imprisoned at Clinton Correctional Facility. Gilbert was a founding member of Columbia University Students for a Democratic Society and member of The Weather Underground Organization. After eleven years underground, he was arrested in 1981, along with members of the Black Liberation Army and other radicals, after they killed three people in an armored car robbery.

Mike Davis (born 1946) is an American social commentator, urban theorist, historian, and political activist. He is best known for his investigations of power and social class in his native Southern California. Born in Fontana, California and raised in El Cajon, California, Davis' education was punctuated by stints as a meat cutter, truck driver, and a Students for a Democratic Society (SDS) activist.

Doug Ireland (b. 1946) is an American journalist and blogger who writes about politics, power, media, and also about gay issues. His writing currently appears regularly in "The Nation", "LA Weekly", Gay City News, The Advocate, and TomPaine.com, and in many other publications both here and abroad. He is based in New York City.

Roxanne Dunbar-Ortiz is an American professor of ethnic studies, radical leftist, feminist activist, and writer. In the 1960s and 1970s, she was active in the anti-Vietnam War and radical left movements and worked closely with the SDS, the Weather Underground, and the African National Congress. She was also very active in the women's rights movement, and from 1968–1970 was the leading figure in the radical feminist group, Cell 16. Dunbar-Ortiz was born in San Antonio, …

James Leonard Farmer Jr., a Black civil rights activist who was one of the "big three" leaders of the American civil rights movement of the 1950s and 1960s. Born in Marshall, Texas in 1920, Farmer was an excellent student who skipped several grades in elementary school. After he completed high school at the age of fourteen he attended Wiley College with the idea of becoming a doctor but instead received his bachelors degree of science in chemistry in 1938.

Andrew Kopkind (August 24, 1935-October 23, 1994) was a radical American journalist. He was renowned for his reporting during the tumultuous years of the late 1960s; he wrote about the anti-Vietnam War protests, American Civil Rights Movement, Student Nonviolent Coordinating Committee, Students for a Democratic Society, the Black Panther Party, the Weathermen, President Johnson's "Great Society" initiatives, and California gubernatorial campaign of Ronald Reagan.

The Reverend Jim Wallis (b. June 4 1948, Detroit, Michigan) is an Evangelical Christian writer and political activist, best known as the founder and editor of "Sojourners Magazine" and of the Washington, D.C.-based Christian community of the same name. Wallis actively eschews political labels, but his advocacy tends to focus on issues of peace and social justice, earning him his primary support from the religious left.

Carl Oglesby was the President of Students for a Democratic Society during the term 1965-1966.

Mark William Rudd (born June 2, 1947 in Irvington, New Jersey) is a revolutionary organizer, American educator, and anti-war activist. From 1963 onwards Rudd was a member and from 68 onward he was a leader of the Columbia University chapter of Students for a Democratic Society. Before and after the 1968 Columbia Student Revolt, he became a spokesperson for dissident students who were protesting a variety of issues, most notably the Vietnam War.

Susan Stern (31 January, 1943 - July 1976) was a political activist. She was a member of the prominent anti-Vietnam War groups Students for a Democratic Society, Weatherman and the Seattle Liberation Front, and was tried on conspiracy charges as one of the "Seattle Seven". She wrote a memoir entitled "With the Weathermen" about her experiences before overdosing in 1976.

Kenneth J. Hammond is an associate professor of history at New Mexico State University. Hammond was a student and Students for a Democratic Society leader at Kent State University from 1967 to 1970. He later returned to Kent to complete his degree in Political Science, then studied foreign language at the Beijing Foreign Languages Normal School in Beijing. Hammond received an M.A. in East Asian Studies and a Ph.D in History and East Asian Languages from Harvard University.

Paul Booth was a founding member of Students for a Democratic Society (SDS). He was elected Vice-President of the organisation in its first two years of existence under that name. Paul Booth now works for the AFSCME union. He is married to Heather Booth, who is also politically active. Both Heather and Paul pursue less radical activism now than they did in the '60s, working with national unions and the Democratic Party (United States).

Charles Taylor McDowell (November 23, 1921 - July 8, 2007) is professor emeritus and former director of the Center for Post-Soviet and Eastern European Studies at the University of Texas at Arlington, and a member of the Military Science Hall of Honor. Prior to becoming director of the Center for Post Soviet and Eastern European Studies, McDowell served as Assistant to the President and Dean of Student Life at the University during the late 1960's, …

Linda Evans (born May 11, 1947, in Fort Dodge, Iowa) has been a revolutionary and anti-imperialist since 1967. Students for a Democratic Society (SDS) regional organizer against the U.S. Vietnam War and to support the Black liberation movement. Participated in 1969 anti-war delegation to North Vietnam to receive POW's released by the Vietnamese. Arrested in 1970 for conspiracy and crossing the state line to incite riot while organizing for SDS's National Action, …

Diana Oughton (January 26 1942 - March 6 1970) was a member of the 1960s radical group The Weathermen. Oughton was born in 1942 to James Henry Oughton III (1913-1996) and was raised in Dwight, Illinois. She had a sister: Carol Oughton (1944-). Her father was a restaurateur. James Henry Oughton II (1882-1935), her grandfather, was president of the Keeley Institute for alcoholics. He died of bullet wounds inflicted by robbers who entered the Institute in Dwight, …

Gregory Nevala Calvert was National Secretary of Students for a Democratic Society in 1966–67.

Michael Klonsky (born 1943) is an American educator and political activist. He is the director and co-founder of the Small Schools Workshop and author of "Small Schools: The Numbers Tell a Story". A native of California, Klonsky served as the National Secretary for the Students for a Democratic Society (SDS) in 1968-69 and later became leader of the Revolutionary Youth Movement following SDS's division in 1969.

Daniel Mark Siegel, known as Dan Siegel, was a student activist at UC Berkeley in the 1960s and 1970s. He was also a leader in the local Students for a Democratic Society.

Sol Yurick (1925 -) is an American novelist. He was born to a working class family of politically active Jewish immigrants. At the age of 14, Yurick became disillusioned with politics after the Hitler-Stalin pact. He enlisted during World War II, where he trained as a surgical technician. He studied at New York University after the war, majoring in literature. After graduation, he took a job with the welfare department as a social investigator, …

Eric Thomas Chester is an author, socialist political activist, and former economics professor. Born in New York City, he is the son of Harry (a UAW economist) and Alice (a psychiatrist née Fried) Chester. Both parents were active socialists from Vienna, opposing the rise of fascism and nazism. Chester was a member of Students for a Democratic Society (SDS) while at the University of Michigan in the 1960s, when he opposed the war in Vietnam.

Judy Clark was a 1960s American radical activist against the Vietnam War and racism. She is currently in prison for her participation in 1981 in a failed robbery of a Brinks truck in which a guard and 2 police officers were killed. Clark joined the Students for a Democratic Society in New York City in 1965. Shortly thereafter, she joined the staff of the SDS official organ, the "New Left Notes".

Marilyn Buck is a self-claimed life-long anti-racist and anti-imperialist activist, also a convicted terrorist for her involvement in the 1983 U.S. Senate bombing and other political attacks. After organizing in support of Native American, Palestinian, Iranian and Vietnamese sovereignty, Buck joined Students for a Democratic Society in 1967. In 1973 she was convicted of purchasing two boxes of handgun ammunition for the Black Liberation Army.

The younger sister of filmmaker Peter Adair, Nancy Adair was born in New Mexico and raised on the Navajo and Zuni reservations there. She was educated in New York and Washington, DC, and earned her degree at San Francisco State University. Nancy Adair first became aware of her sexuality in 1967, when a lesbian friend invited her to Maud's, a now defunct lesbian bar which at the time was the oldest in San Francisco.

Brian J. Coyle (25 June, 1944-23 August, 1991) was an American community leader and gay activist. He was born in Great Falls, Montana, raised in Moorhead, Minnesota and studied at the University of Minnesota. Coyle was a member of Students for a Democratic Society and a writer for the Minnesota Daily. He originated the Free University, directed the National Campaign to Impeach Nixon, and founded the Progressive Roundtable.

C. Clark Kissinger (b. 1940) was the National Secretary of Students for a Democratic Society in 1964-65. He visited the People's Republic of China twice during the Cultural Revolution, and is a devoted Maoist. His writings frequently appear in "Revolution", journal of the Revolutionary Communist Party, USA. He is an activist for Refuse and Resist, Not in Our Name and World Can't Wait.

Robert Alan Haber was the first president of Students for a Democratic Society, a U.S. radical student activist organization. Haber was elected at the first meeting of SDS in 1960. FBI files at the time indicated his official title as Field Secretary (Scholarly Resources, Inc., 1991). Described variously at the time as "Ann Arbor's resident radical" and "reticent visionary" (Towne, 1998), …

Clayton Van Lydegraf (1915 - 1992) was a writer and activist of significant influence on the New Left in the 1960s. Expanding on his Old Left background Van Lydegraf was involved with young Seattle activists by 1966. His articles, "The Movement and the Workers" and "The Object is to Win" were particularly influential. This latter article is a noteworthy piece in the development of the ideas of the Weather Underground.

Lynn Wells was a civil rights activist in Atlanta, Georgia during the 1960s. She was a member of the Student Nonviolent Coordinating Committee (SNCC), the Southern Student Organizing Committee (SSCc),and then a national leader of Students for a Democratic Society and the Revolutionary Youth Movement in the late 1960s.