of modern hand and peripheral nerve surgery julius hess, class of 1899, a pediatrician considered the father of american neonatology. in 1922, he published the first textbook on prematurity and birth defects, and started the first premature infant station in the united states. clifford g. grulee, a pediatrician and founding member of the american academy of pediatrics loyal e. davis, class of 1918, american neurosurgeon, chairman of the department of surgery at northwestern university medical school, president of the american college of surgeons, and adoptive father of former first lady of the united states nancy reagan theodore k. lawless, class of 1919, african-american dermatologist and philanthropist; advanced the treatment of leprosy and syphilis arthur falls, class of 1925, african-american physician and activist who played a major role in desegregation of chicago's health facilities alfred bitini xuma, class of 1926, surgeon in johannesburg and later president (1940–49) of the african national congress, preceding nelson mandela. the first black south african to graduate from the london school of hygiene & tropical medicine (1932) william f. windle, class of 1926, 1968 winner of the albert lasker basic medical research award for work on brain development and injury eric oldberg, class of 1927, neurosurgeon, co-discoverer of cholecystokinin, director of neurological surgery at the university of illinois school of medicine (1936-1971), director of the chicago board of health (1960-1979) j. roscoe miller, class of 1930, president, northwestern university 1949–1969; dean, northwestern university medical school, 1941-1949 william s. kroger, class of 1931, pioneer in the use of hypnosis in medicine and co-founder and founder of medical societies and academies dedicated to furthering psychosomatic medicine and medical hypnosis. kenneth gieser, class of 1934, co-founder of the christian medical society, now christian medical and dental associations. roger w. robinson, class of 1935, a cardiologist who recognized the role of cholesterol and diet in atherosclerotic heart disease and later demonstrated that heparin prevents arterial clots. george peterson, class of 1935, co-founder of the christian medical society, now christian medical and dental associations. john patrick spiegel, class of 1939, american psychiatrist, and expert on violence and combat stress and the 103rd president of the american psychiatric association. robert f. furchgott, class of 1940, 1998 nobel prize in physiology or medicine for his co-discovery of nitric oxide cheddi jagan, class of 1946: president of guyana from 1992 to 1997 arthur deboer, class of 1946, american cardiologist and first in chicago to use cardiopulmonary bypass in heart surgery ralph s. paffenbarger, class of 1947, epidemiologist, leader of the college alumni health study in the 1960s, which established the health benefits of exercise, considered the father of the modern fitness movement quentin d. young, class of 1947, leader in public health policy and medical and social justice issues; founded physicians for a national health program and co-founded the medical committee for human rights, kermit e. krantz, class of 1948, distinguished university professor of medicine, university of kansas. developed the marshall-marchetti-krantz (mmk) and invented the expandable tampon. namesake of the arey/krantz museum of anatomy at the feinberg school of medicine. john a. d. cooper, class of 1951, first president of the association of american medical colleges thomas e. starzl, class of 1952, performed the first successful liver transplant in 1967 and received the national medal of science in 2004 robert m. blizzard, class of 1952, pediatric endocrinologist and pioneer of growth hormone therapy robert a. kyle, class of 1952, hematologist who developed our modern understanding of amyloidosis and various monoclonal gammopathies joseph p. kerwin, first physician in space, flew on three skylab missions and later served as director of space and life sciences at nasa edmond i. eger ii, md, class of 1955, developed the potency concept of minimum alveolar concentration for anesthetic gasses. he also identified opportunities for new drugs to be used as anesthesia, including isoflurane, sevoflurane, and desflurane. alan r. nelson, class of 1958, president of the american medical association (1989–90) and the world medical association (1991–92) robert michels, class of 1958, a psychiatrist who became chairman of the department of psychiatry at weill-cornell medical college in 1974, served as chairman of the payne-whitney psychiatric clinic in manhattan for 17 years, and then served as dean and provost at cornell from 1991 to 1996 myles cunningham, class of 1958, president of the american cancer society, 1997 sandra f. olson, class of 1963, gme 1969, first woman president of american academy of neurology, the illinois state medical society, the chicago medical society, and the chicago neurological society irun cohen, class of 1963, immunologist at the weizmann institute of science, israel. joseph silva, class of 1966, dean, university of california–davis school of medicine, 1997-2005 eugene a. bauer, class of 1967, vice president for medical affairs and dean, stanford university school of medicine, 1995-2001 robert f. spetzler, class of 1971, j.n. harber chairman emeritus of neurological surgery and director emeritus of the barrow neurological institute jay perman, class of 1972, president, university of maryland, baltimore, 2010 – present, dean, university of kentucky college of medicine, 2004-2010 c. richard schlegel, class of 1972, developed the dominant patent for a vaccine against human papillomavirus (hpv) (administered as gardasil) to prevent cervical cancer david j. skorton, class of 1974, president of the university of iowa 2003–2006, president of cornell university 2006–2015, secretary of the smithsonian institution 2015–2019 and president and ceo of the association of american medical colleges 2019–present. john r. lumpkin, class of 1974, country’s first african-american emergency room physician and authority on public health issues affecting patient care joseph a. walder, class of 1975, founder and ceo of integrated dna technologies, the largest supplier of custom nucleic acids in the united states francisco gonzález-scarano, class of 1975, neurologist working on the neurotropism of viruses, and former dean of the university of texas school of medicine at san antonio, texas diane e. meier, class of 1977, american geriatrician, macarthur fellow, and internationally recognized expert on palliative medicine janet woodcock, class of 1977, served as interim commissioner of the food and drug administration (fda) and director of the center for drug evaluation and research (cder) at the fda sandra carson, class of 1977, principal investigator of the first artificial human ovary and former president of the american society for reproductive medicine steven j. corwin, class of 1979, president and ceo of the new york and presbyterian hospital ora hirsch pescovitz, class of 1979, former executive vice president for medical affairs, university of michigan; ceo, university of michigan health system, president of oakland university andrew e. senyei, class of 1979, inventor, venture capitalist, and entrepreneur, founder of biotech and genetics companies deborah asnis, class of 1981, infectious disease specialist, discovered and reported first human cases of west nile virus in the united states. david j. smith, class of 1981, read admiral, joint staff surgeon/chief medical advisor to the chairman of the joint chiefs of staff; united states delegate to the north american treaty organization council of medical directors boris lushniak, class of 1981, rear admiral, deputy u.s. surgeon general michael parmacek, class of 1981, chair of the department of medicine, perelman school of medicine at the university of pennsylvania james p. kelly, class of 1983, director, national intrepid center of excellence david m. holtzman,a class of 1985, is a distinguished neurologist known for discovering how apoe4 contributes to alzheimer’s disease and how synaptic activity and sleep modulates the levels of amyloid beta and tau proteins in the brain. peter g. traber, class of 1984, president, baylor college of medicine, 2003-2008 michael barratt, class of 1985, nasa mission specialist, 2000–present; member international space station expeditions 19 and 20, 2009; on final flight of discovery 2011 sts 133. harold paz, gme 1985 and 1986, vice president and dean, penn state hershey medical college amy wagner, clase of 1996, neuroscientist. debi thomas, class of 1997: 1988 olympic figure skating bronze medalist and orthopedic surgeon