When you hear "Goodnight, Irene" and "Wimoweh" these days, it's a little hard to believe that the Weavers were one of the most politically radical bands of the 20th century. But the pioneering folk-pop quartet (featuring Pete Seeger, Lee Hays, Ronnie Gilbert and Fred Hellerman) was tangled up in the Red Scare of the 1940s and 1950s, harassed by the FBI, called before the House Un-American Activities Committee, and attacked relentlessly by right-wing media. It's this complicated, fascinating tale that Jesse Jarnow unravels in his new book, become a member or log in.