The author Elliot Mintz (from left) with John Lennon and Yoko Ono at a Shinto temple in Kyoto. Mintz’s new book tells of his long and close relationship with the former Beatle and his wife.

John Lennon and Yoko Ono in "One to One" (Courtesy of Magnolia Pictures) Facebook X Reddit Email "One to One: John & Yoko" is one of the finest additions to The Beatles ’ metaverse in years.

John Lennon and Yoko Ono's peace efforts and philanthropy are examined in new documentary "One to One," about Lennon's only full post-Beatles concert.