They lived only on boats, with no house, for most of 20 years. At the very end of Spock's life, he was advised to come ashore by his physician, Steve Pauker, of New England Medical Center, Boston. In 1992, Spock's friend Richie Havens presented him with the Peace Abbey Courage of Conscience Award at the John F. Kennedy Presidential Library for his lifelong commitment to disarmament and peaceable child-rearing.[citation needed]