The emplation of this Erasmus project, allowed ENS Paris-Saclay to pursue the following objectives: to enable all students, whatever their situation (financial, personal, social, health), to experience international mobility; to reinforce the mobility of doctoral students, in addition to the organization of traditional mobility activities; to enhance the value of mobility experiences for students and staff; to enable students, administrative and teaching staff to enhance their skills and make progress in our quality approach; to strengthen our multilateral European and international cooperation. The expected impact of ENS Paris-Saclay's participation in the Erasmus program and in this project is also part of a drive to modernize the program, in particular by digitializing it and actively participating in changes to the EWP procedure.