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 ...

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

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." ...