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

Membership Categories


Regular Membership

Regular membership is open to all lay and professional persons. Regular members can choose whether they want access to the Journal of Traumatic Stress in both print and electronic formats or, at a discount, in electronic format only.


Early Career Professional Membership

A reduced membership fee is available to early career professionals who have graduated with a degree less than three years ago are eligible. Early Career Professional regular members enjoy all membership benefits.


Student Membership

A reduced membership fee is available to students who are enrolled in a program of study leading to a degree. Student regular members enjoy all membership benefits.


Retired Membership

ISTSS offers a retired member category; for more information on criteria, pricing and eligibility, or to apply to become a Retired member, contact headquarters via email at istss@istss.org. Individuals that are at least 65 years of age and have maintained regular member status in ISTSS for seven or more consecutive years or are at least 62 years of age and have maintained regular member status in ISTSS for ten or more consecutive years are eligible to transition to the retired member category. Retired members will enjoy all Regular member benefits.


Membership Discounts for the International Community

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


Affiliate Membership (Regular, Early Career Profesional and Student)

Current members of official ISTSS Affiliate Societies (ALFEST, ASTSS CPA TSS, DeGPT, ESTSS, JSTSS and SAPsi) are invited to join ISTSS at a reduced rate. ISTSS Affiliate Regular Members are eligible to vote, serve on committees and hold office in the organization.

Membership Rates

ISTSS offers a number of membership options to meet your individual needs.

  • Regular Member (with print journal and electronic access) - $225
  • Regular Member (electronic journal only) - $205
  • Early Career Professional Member (with print and electronic journal access) - $130
  • Early Career Professional Member (with electronic journal only) - $110
  • Student Member (with print journal and electronic access) - $95
  • Student Member (electronic journal only) - $75

For current members of ISTSS Affiliate Societies

  • Regular Member (with print journal and electronic access) - $184
  • Regular Member (electronic journal only) - $164
  • Early Career Professional Member (with print and electronic journal access) - $108
  • Early Career Professional Member (with electronic journal only) - $88
  • Student Member (with print journal and electronic access) - $80
  • Student Member (electronic journal only) - $60

We also offer sliding scale membership rates, based on country of residence.

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

Download the ISTSS Membership Brochure