Florian Houssier is a clinical psychologist and psychoanalyst (Société de Psychanalyse Freudienne). He is Professor of Clinical Psychology and Psychopathology at the Sorbonne, France; Director of the Laboratory Transversal Unit of Research: Psychogenesis and Psychopathology (UTRPP); and President of the Collège International de L'Adolescence (CILA).