Bill DeMain is a correspondent for BBC Glasgow, a regular contributor to MOJO, Classic Rock and Mental Floss, and the author of six books, including the best-selling Sgt. Pepper At 50. He is also an acclaimed musician and songwriter who's written for artists including Marshall Crenshaw, Teddy Thompson and Kim Richey. His songs have appeared in TV shows such as Private Practice and Sons of Anarchy. In 2013, he started Walkin' Nashville, a music history tour that's been the #1 rated activity on Trip Advisor. An avid bird-watcher, he also makes bird cards and prints.