In 2002, the French Ministry of Education decided to prescribe the Norton for the Agrégation exam required of prospective college teachers.
He became professeur agrégé in 1886, and he found the opportunity to concentrate his efforts on neurology.
After receiving the agrégation de philosophie degree from the University of Lyon, Rougier taught until 1924 at various lycées and obtained his doctorate from the Sorbonne in 1920.