Nearly fifty three years later, the murder of JFK's mistress Mary Pinchot Meyer remains unsolved Liz McNeil is an Editor at Large at PEOPLE, where she's worked for over 30 years. She met John F.

Kennedy, Mary Pinchot Meyer, and Their Vision for World ... It’s no secret, either, that Meyer, an artist and aristocrat with a bohemian bent, had befriended Leary in the early 1960s and had ...