Gabriel Betancourt 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 UNESCO. Gabriel Betancourt was born in Medellín on April 27, 1918 to Pedro Nolasco Adriano Betancur Toro and Mariana Mejía Arango as the youngest of 9 children. Betancourt was a member of the government of president Gustavo Rojas Pinilla. He later became assistant director of the United Nations Educational, Scientific, and Cultural Organization (UNESCO). He was also head of the education
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