He received his doctorate at Paris Dauphine University in 1998, under the supervision of Pierre-Louis Lions, and became professor at the École normale supérieure de Lyon in 2000.
Ia menerima gelar doktor di Universitas Paris Dauphine pada tahun 1998, di bawah pengawasan Pierre-Louis Lions, dan menjadi profesor di École normale supérieure de Lyon pada tahun 2000.