Allan M. Winkler, To Everything There is a Season: Pete Seeger and the Power of Song (2009)
"Pete Seeger was always our hero," says the author.
Alec Wilkinson, The Protest Singer: An Intimate Portrait of Pete Seeger (2010)
New Yorker contributor Wilkinson spends extended hours at the Seeger house, painting a sweet picture of the aging singer and his loving family.
David King Dunaway, How Can I Keep From Singing? The Ballad of Pete Seeger (2008)
An authorized biography with photos.