Gilles Lebeau is a former student of the
École normale supérieure (ENS) de la rue d'Ulm (class of S1974). Lebeau studied from 1974 to 1978 at the ENS with
agrégation in 1976. There he graduated in 1978 with
Thèse de troisième cycle and in 1983 with ''Thèse d'État'' under the supervision of
Louis Boutet de Monvel. Lebeau has been a professor at the University of Orsay and at the
École Polytechnique. == Scientific awards and honours ==