 Davie was on the Republican National Finance Committee, a regent of the National Library of Medicine, a trustee at Adelphi College and Long Island University.She was also the chairwoman of the Robert A. Taft Institute of Government.A onetime leader of the Landon Volunteers, she was vice president of the American Women's Voluntary Services, Inc. She butted heads with Fiorello La Guardia during World War II after he told William Fellowes Morgan, Jr. to dismiss her as an unpaid assistant.