David Hajdu is the music critic for The New Republic and a professor at the Columbia University Graduate School of Journalism.
He is the author of three books of narrative nonfiction and and one collection of essays: Lush Life: A Biography of Billy Strayhorn (1996), Positively 4th Street: The Lives and Times of Joan Baez, Bob Dylan, Mimi Baez Fariña and Richard Fariña (2001), The Ten-Cent Plague: The Great Comic Book Scare and How It Changed America (2008), and Heroes and Villains: Essays on Music, Movies, Comics, and Culture (2009).
Courtesy of David Hajdu's Official Website