Based on the French tradition of excellence in higher normal schools, ENS Lyon shaped frames of higher education and research in France and in the world. Great academic school, a member of the University of Lyon, it includes all disciplines outside the law and medicine. The educational research is at the heart of its business. The ENS Lyon closely associated research and training. Developing a basic research recognized in France and abroad, with one medal Field s and 27 medals of the CNRS, it encourages projects for training and interdisciplinary research capable of giving greater scientific intelligibility of the complexity of current issues. 1887: The decree of January 18, 1887 turned them into Schools Higher Normal primary education, free schools and "modern" without compulsory Latin. Students, fellows, were recruited through a competition open to candidates from higher certificate or bachelor who contracted a ten-year commitment. 1897: Studies, initially set at two years, passed to three years in 1897. 1945: The Decree of 19 February 1945 granted the designation of the two Ecoles preparatory training colleges for secondary education. We are preparing the CAEC and CAPES. 1956: In 1956, the years of schooling spent four years preparing for the aggregation was recorded in texts. 1981: The Schools became mixed in September 1981; after a now common entrance examination to the two schools, incoming students chose their place of training.