European Society for Traumatic Stress Studies (ESTSS)
Promotes the sharing of knowledge and experience about all aspects of psycho-traumatology, by fostering research and best practice, building networks, and by contributing to public policy at a European level.
International Society for Traumatic Stress Studies (ISTSS)
Organisation dedicated to sharing information about the effects of trauma and the discovery and dissemination of knowledge about policy, program and service initiatives that seek to reduce traumatic stressors and their immediate and long term consequences.
International Society for Psychological and Social Approaches to Psychosis (ISPS)
International organisation promoting psychotherapy and psychological treatments for people with psychosis by engaging in meaningful partnership with health professionals, service user/survivors, families and carers.