Peter Yarrow, who helped make folk music a pop phenomenon in the 1960s as one-third of the vocal trio Peter, Paul and Mary, ...

Peter Yarrow, the singer-songwriter, activist and founding member of the folk trio Peter, Paul and Mary, has died at 86 after ...

The singer-songwriter and social activist best known as one-third of the folk-music group Peter, Paul and Mary, has died at ...

"Perhaps Peter was both of the brothers I never had," said Peter, Paul, and Mary's Paul Stookey, "and I shall deeply miss both of him." ...

Peter Yarrow, left, performs with Paul Stookey and Mary Travers in London in 1965. (Bob Dear / Associated Press) ...