We are pleased to welcome Tadeusz J. KAWECKI, lecturer from the University of Lausanne, invited by Dominique Schneider for an exceptional seminar on Wednesday 27 February at 10:30am : « Adaptation to chronic malnutrition: insights from experimental evolution in Drosophila ». Place : room 511 (5th stage) at Jean Roget building, Faculté de médecine, Domaine de la Merci.