Roger Guillemin

Roger Charles Louis Guillemin (; January 11, 1924 – February 21, 2024) was a French-American neuroscientist. He received the National Medal of Science in 1976, and the Nobel Prize for Medicine in 1977 for his work on neurohormones, sharing the prize that year with Andrew Schally and Rosalyn Sussman Yalow.

Biography Guillemin was born in Dijon, France. and went to Montreal, Quebec, Canada, to work with Hans Selye at the Institute of Experimental Medicine and Surgery at the Université de Montréal where he received a Ph.D. in 1953. Guillemin protege, Wylie Vale Jr., established his own laboratory at Salk in 1977; their attempts of finding releasing factors was described as "yet another furious rivalry"; and died in San Diego, California the following month, on February 21. He was married to Lucienne Jeanne Billard for 69 years, until her death in 2021 at the age of 100. They had five daughters and a son.

Awards and honors National Academy of Sciences, 1974 Canada Gairdner International Award, 1974 Albert Lasker Award for Basic Medical Research, 1975 Dickson Prize in Medicine, 1976 Passano Award in Medical Sciences, 1976 National Medal of Science, 1976 American Academy of Arts and Sciences, 1977 Nobel Prize in Physiology or Medicine, 1977