Stijn Vanheule, PhD, is a clinical psychologist, professor at Ghent University, Belgium, and psychoanalyst in private practice (New Lacanian School for Psychoanalysis and World Association of Psychoanalysis). He is the author of the books The Subject of Psychosis: A Lacanian Perspective, Diagnosis and the DSM: A Critical Review, and Psychiatric Diagnosis Revisited: From DSM to Clinical Case Formulation, as well as multiple papers on Lacanian and Freudian psychoanalysis, psychoanalytic research into psychopathology, and clinical diagnosis.