AB, Colgate University, 1955; Doctor of Medicine, U. Rochester, 1959.
Intern, Duke U. Medical Center, Durham, North Carolina, 1959-1960; resident, Duke U. Medical Center, Durham, North Carolina, 1960-1961, 63-67; instructor surgery, Duke U. Medical Center, Durham, North Carolina, 1966-1967; assistant professor surgery, U. Colorado Medical School, Denver, 1967-1971; associate professor surgery, U. Colorado Medical School, Denver, 1971-1974; associate clinical professor surgery, U. Colorado Medical School, Denver, 1974-1993; professor surgery, chief general thoracic surgery, U. Colorado Medical School, Denver, since 1992; chief thoracic and cardiovascular surgery, Denver General Hospital, 1967-1973; assistant director surgery, Denver General Hospital, 1967-1970; assoc.dir. surgery, Denver General Hospital, 1970-1973; private practice, Arapahoe CV Associations, Denver, 1974-1992. Clinical associate surgery branch National Cancer Institute, 1961-1963. Mem.staff University Hospital, Denver, Denver General Hospital, Rose Medical Center, Denver, Denver VA Medical Center, Children's Hospital, Denver, U. College Health Science Center, since 1992, board directors, 1995-1997. chairman, 1997, American Board Thoracic Surgery.
Fellow American College of Surgeons, American College Chest Surgeons. Member American Medical Association, Western Thoracic Surgical Association (Vice-President 1992, president 1993-1994, counselor-at-large 1988-1990), American Association Thoracic Surgeons (program committee 1991), American Heart Association (board directors Colorado chapter 1993), Colorado Medical Society, Denver Academy Surgery (president 1980), International Cardiovascular Society, Rocky Mtn. Cardiac Surgery Society, Rocky Mtn.
Traumatologic Society, Society Thoracic Surgeons (nomenclature/coding committee 1991-1995, standards and ethics committee, government relations committee, Chairman.program committee 1994-1995), Society Vascular Surgeons, American Board Thoracic Surgery (vice-chairman 1995-1997, chairman since 1997).
Married Margaret Twigg, February 26, 1966. Children: Ben, Julie.