Which Identification is Disturbed in Misidentification Syndromes? A Structural Analysis of Fregoli and Capgras Syndromes Stéphane Thibierge, Université Paris-Diderot and Catherine Morin, Université Pierre et Marie Curie Based on a structural reading of the first observations of Fregoli syndrome by Courbon and Fail in 1927, of Capgras syndrome by Capgras and Reboul–Lachaux in 1923, as