David Leaf is an award-winning writer, director and producer. He published the seminal The Beach Boys and the California Myth in 1978, which was recently published in an updated edition entitled God Only Knows. Whilst writing this classic biography, David Leaf developed a friendship with Brian Wilson which remains strong to this day. His feature credits include the Venice Film festival favorite The U.S. vs. John Lennon, the Grammy-nominated Beautiful Dreamer: Brian Wilson and the Story of SMiLE, The Night James Brown Saved Boston, and Who Is Harry Nilsson (And Why Is 'Everybody Talkin' About Him?) David also wrote the Bee Gees' authorized autobiography. Leaf is also a professor at the UCLA Herb Alpert School of Music in Los Angeles, where, since 2010, he has been teaching courses in rock documentary, songwriting and the Beatles.