Joan Baez - in pictures

Joan Baez on the beach near her home, 1962 Photograph: Ralph Crane/The LIFE Picture Collection/Getty

Baez performs onstage for the crowd gathered on the Mall during the Civil Rights March on Washington, D.C., August 29, 1963, the scene of Martin Luther King’s famed I Have a Dream speech Photograph: Getty Images

Joan Baez and Bob Dylan performing together in 1963. Baez and Dylan were romantically involved for a couple of years in the 1960s Photograph: Getty Images/Getty Images

Joan Baez performs at a rally for the Free Speech Movement at the University of California at Berkeley in 1964 Photograph: Ted Streshinsky/Ted Streshinsky/CORBIS

Bob Dylan and Joan Baez photographed in London in 1965 Photograph: Unknown/ Hulton-Deutsch Collection/CORBIS

Joan Baez on the steps of the Alabama State Capitol, Montgomery, Alabama at the culmination of the Selma to Montgomery March, March 1965 Photograph: Morton Broffman/Getty Images

Joan Baez plays in Trafalgar Square, during a protest organised against the war in Vietnam in 1965 Photograph: Keystone-France/Gamma-Keystone via Getty Images

Martin Luther King, Jr. and Baez lead a group of children to their newly integrated school in Grenada, Mississippi in September 1966 Photograph: Bettmann/CORBIS

Joan Baez and Jimi Hendrix chat between acts at a Biafran Relief Benefit show in Manhattan. Both Baez and Hendrix performed free of charge. The August 1968 benefit was to raise food and money for refugees of the Biafra-Nigeria Civil War. Photograph: Bettmann/Corbis

Joan Baez at the Big Sur Folk Festival, 1969 Photograph: Moviestore/REX/Moviestore/REX

Joan Baez and then husband David Harris speak to the press at San Francisco Airport, March 1971. Harris had just been released after spending 20 months in Federal prison for draft evasion Photograph: Bettmann/CORBIS

Joan Baez and other anti-war activists walk through the ruins of Galem International Airport in Hanoi, Vietnam in 1972 Photograph: Bettmann/Corbis

Joni Mitchell, Richie Havens, Joan Baez, and Bob Dylan perform at a fundraising concert for boxer Rubin “Hurricane” Carter in 1975. Carter was wrongly convicted of murder and later freed via a petition of habeas corpus after spending almost 20 years in prison Photograph: Bettmann/CORBIS

Joan Baez and Northern Irish peace activists during the Ulster Peace Rally in Trafalgar Square, London, 27 November, 1976 Photograph: Keystone/Getty Images

Joan Baez shares a joke with Jerry Garcia at the Grateful Dead leader’s California home in 1981 Photograph: Roger Ressmeyer/ Roger Ressmeyer/CORBIS

Baez appearing on stage with Bob Dylan and Carlos Santana in 1984 Photograph: Patrick PIEL/Gamma-Rapho via Getty Images

Joan Baez with her sister Mimi Farina at a peace march to protest the Gulf War in 1991 Photograph: John Storey/The LIFE Images Collection/Getty

Singer Joan Baez entertains peace demonstrators at the end of a march on Washington DC by tens of thousands on Saturday, September 23, 2005 to protest the war in Iraq Photograph: Getty Images

Joan Baez photographed for Observer Magazine at her California home, August 2014 Photograph: Patrick Fraser for the Observer