Avi Loeb is an astrophysicist and professor of astronomy at Harvard University. He is the head of the Galileo Project, founding director of Harvard University’s Black Hole Initiative, and the former chair of the Harvard astronomy department from 2011 – 2020. He is the bestselling author of the books "Interstellar," and "Extraterrestrial."  *This episode was recorded on location from Avi's dining room table.