Elijah Wald is the author of a new book, The Blues: A Very Short Introduction. In a little over 100 pages, he explores the history of blues, covering it’s many styles and key pioneers. He also traces its connection to other forms of music, like jazz and country. Wald has written several other music-related books, including the controversial-titled How the Beatles Destroyed Rock n’ Roll. Icon Fetch chats with the current blues professor at UCLA about his new book and more.