Gabriel Betancourt commission of the Alliance for Progress in Washington, D.C. under John F. Kennedy. Gabriel Betancourt was the father of the politician and former FARC hostage Íngrid Betancourt. Gabriel Betancourt divorced his wife Yolanda Pulecio in 1980 and was granted custody of his daughters. Gabriel Betancourt died of heart and respiratory trouble a month after Íngrid's kidnapping, without seeing his daughter again. Gabriel Betancourt Gabriel Betancourt Mejía (born April 27, 1918 in Medellín – died March 23, 2002 in Bogotá) was a Colombian economist and diplomat who served as Colombia's Minister of National Education in two occasions, and Permanent Delegate to
Gabriel Valentin was elected as professor of physiology at the University of Bern, which chair he held 45 years, until he resigned in 1881. Valentin was the author of many important works on various subjects: on the blood and its circulation, on digestion, on the electricity of muscles and nerves, on the physiology of the senses, on toxicology, etc. From 1836 to 1843, Valentin published the ""Repertorium für Anatomie und Physiologie"" and collaborated with others on many professional journals. The numerous works of Gabriel Gustav Valentin include: Gabriel Gustav Valentin died at Bern, Switzerland, on May 24, 1883, at the age of