Watch Personnalités multiples - Vivre avec un trouble dissociatif de l’identité (TDI) (2025) : Full Movie Online Free Formerly known as ‘multiple personality disorder’, dissociative identity disorder, the most common cause of which is severe childhood trauma, is a condition recognised by psychiatry but still poorly understood, to the extent that it is sometimes called into question. Alongside patients and researchers, we delve into the mechanisms and daily implications of this pervasive condition.