NEW YORK -- Richie Havens, the folk singer and guitarist who was the first performer at Woodstock, died Monday, his family said. He was 72.Mr. Havens died of a heart attack, the family said in a statement. Further details on his death were not immediately disclosed. A public memorial is planned.Mr. Havens was known for his guitar work and cover songs, including his well-received version of Bob Dylan's Just Like a Woman.His performance at the 1969 Woodstock Festival, where headliners included Jimi Hendrix, was a career turning point. He was the first act to hit the stage, performing for nearly three hours. His Freedom -- based on the spiritual Sometimes I Feel Like a Motherless Child -- became an anthem.Mr. Havens returned during Woodstock's 40th anniversary in 2009.He was originally scheduled fifth at Woodstock but was bumped up because of travel delays. Festival producer Michael Lang said in the book The Road to Woodstock that he chose Mr. Havens "because of his calm but powerful demeanor."Mr. Havens' website said he had kidney surgery years ago and didn't recover enough to keep performing as he once did.