Introduction

The exchange and sharing of knowledge is at the very origin of
institutions which are intended to produce knowledge from the academy
Athens founded by Plato and the Greek institutions, to
by those of Nanking, Damascus, Baghdad, Quaraouiyine, Magnaura, Al Azhar
until the first Western universities such as Bologna, Paris and
Cambridge. However, it was not until the advent of modern societies
the international mobility of students really got going. the
Technical progress has been accompanied by an institutionalization of knowledge
through the emergence of modern universities in the late nineteenth century and early
twentieth century, which led to a diffusion of knowledge scales
unpublished. The development and modernization of higher education
have performed in many countries by importing references
international.