Professor Emeritus UCSF Medical School. Keith was the son of Olin C.Hadley and Elma Paulsen Hadley. Keith graduated as valedictorian of Gilroy High’s Class of 1946 where he also served as student body president. He attended UC Berkeley where he earned a doctorate in micro biology and then an MD at Yale U Medical School. He was a respected teacher and researcher as professor of clinical pathology. He is survived by his wife Marilyn and daughter Ruth of Tiburon and daughter Joan and grandchildren Andrew and Taryn Phillips of Seattle. Also by his brother Ron of Middlebury,VT and his family.