The Sidran Institute is a nonprofit dedicated to assisting people with post-traumatic stress disorder, dissociative disorders, and other trauma-related conditions. They provide information for those living with PTSD and DID, professionals assisting them, and those who want to start self-help groups.
Collection of information and resources on dissociative identity disorder/multiple personality disorder, published on HopeforHealing.org. Includes self-help resources.
"ISSTD seeks to advance clinical, scientific, and societal understanding about the prevalence and consequences of chronic trauma and dissociation."
Visit the FAQ (http://www.isst-d.org/default.asp?contentID=76) for useful information on dissociation and dissociative disorders.