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Join ISTSS Today

  • Network with leaders in the field and colleagues around the world
  • Learn about state-of-the-art treatments for PTSD
  • Access the latest research and learn new skills
  • Join with those who speak the language of traumatic stress
  • Represent your community and bring home the latest information in the field
  • Be part of an international community of trauma experts
  • Challenge old perspectives and stimulate new thinking
  • Receive the top-tier journal in the trauma field

It's Easy to Join

Apply for Membership online today, or print an application and fax to 847-480-9282.

ISTSS offers sliding scale membership rates, based on country of residency.

What is ISTSS?

ISTSS is the world's premier professional membership organization specializing in the field of traumatic stress. It is an international, multidisciplinary organization that promotes the advancement and exchange of knowledge about severe stress and trauma. ISTSS embraces and presents perspectives across races, ethnicities, and cultures.

Our mission includes understanding the scope and consequences of traumatic exposure, preventing traumatic events and ameliorating their consequences, and advocating for the field of traumatic stress. In addition to providing direct benefits to members, ISTSS represents the interests of members to other national and international organizations. These include the United Nations and the Dart Center for Journalism & Trauma, which is dedicated to improving media coverage of trauma, conflict and tragedy.

Who are we?

Our members include psychologists, psychiatrists, social workers, nurses, counselors, researchers, administrators, advocates, journalists, clergy and others with an interest in the effects, treatment and study of traumatic stress.

ISTSS members come from a variety of settings around the world, including public and private health facilities, private practice, universities, research foundations, government agencies and non-governmental organizations.

ISTSS Regular Member Benefits

  • NEW Traumatic Stress e-NewsBrief. Published electronically bi-weekly digest of news related to traumatic stress from media outlets around the world.
  • NEW Clinician Directory. Members have the option to be listed in the Clinician Directory on the ISTSS website that receives 300,000+ visitors per month.
  • Subscription to the Journal of Traumatic Stress (JTS).  Published bi-monthly, JTS is the leading source in the traumatic stress field.  Members have electronic access to prepublication articles, the current issue, and an archive of past issues.
  • There is no subscription or fee required for online access to the Journal of Child & Adolescent Trauma. To access go to
  • Discounted rates to the largest trauma event in the world, ISTSS Annual Meeting.
  • Discounted rates for ISTSS continuing education webinars, expert trainings and Advanced Training Certificate Program
  • Traumatic StressPoints online newsletter. Published electronically bi-monthly, StressPoints connects members with news from the field and our organization.
  • Access to the "Members Only" section of the ISTSS Website, which includes diagnostic scales and a searchable membership directory of members. This invaluable resource is an instant connection to an extensive network of trauma experts.
  • Access to "Members Only" online resources - including adult and child assessment instruments, treatment manuals and other validated tools to assist the busy clinician and researcher.
  • Discounts on use of the ISTSS Career Center. Members can use this Web-based resource to advertise positions and obtain resumes of potential candidates at substantially reduced cost. Job-seekers may post their resume for employers to view.
  • Discounts on selected publications from Taylor and Francis, a leading source of trauma journals and texts.
  • Eligibility for recognition and awards presented by ISTSS to individuals who have made outstanding contributions to the field.

Download the ISTSS Membership Brochure