École Normale Supérieure
 The École normale supérieure (French pronunciation: ​[ekɔl nɔʁmal sypeʁjœʁ]; also known as Normale sup’ Normale and ENS) is a French grande école (higher education establishment outside the framework of the public university system). The ENS was initially conceived during the French Revolution and it was intended to provide the Republic with a new body of teachers trained in the critical spirit and secular values of the Enlightenment.