On October 5, 1962, The Beatles released their first single, "Love Me Do", on the very same day that the world premiere of "Dr. No" kicked off the James Bond franchise in London. For historian David Kynaston, if you had to pinpoint a specific date that marked the start of the Swinging Sixties, this was it. His book "On the Cusp: Days of '62" takes a deep dive into a cultural moment that laid the groundwork for the coming sexual revolution, even as swathes of society remained resistant to change. He joined us for Perspective.