University of Lyon
Julliard studied public law at the University of Lyon, where he joined UNEF in 1999. He became the student vice-president of the University of Lyon and chairman of the university's student union in 2001. In 2003, he entered the UNEF National Board. From 2004 to 2006, he served on the National Council for Higher Education and Research (CNESER), an advisory body to the Ministry of Education.