Sonya Faber, Ph.D.
Power and Discrimination Chacruna Series

It’s About: Measuring Racism

In the tapestry of trauma, where systemic discrimination casts long shadows, a groundbreaking tool emerges: the Oppression-Based Traumatic Stress Inventory (OBTSI). Developed to navigate the complexities of oppression-related trauma, the OBTSI represents a significant leap forward in the field of psychology.

The OBTSI is more than just a diagnostic tool—it’s a call to action. By shining a light on the intersections of trauma and oppression, it challenges us to confront systemic injustices and work towards a more equitable future.

Traditional trauma assessments often overlook the nuanced experiences of oppression, leaving many individuals’ stories untold. The OBTSI seeks to change that by providing a comprehensive framework for understanding and addressing trauma rooted in systemic discrimination.

At its core, the OBTSI is designed to capture two crucial elements: the lived experiences of oppression and the specific symptoms of posttraumatic stress that arise as a result. Through a series of carefully crafted questions, participants are invited to share their experiences while also providing valuable insights into their psychological well-being.

What sets the OBTSI apart is its scientific rigor and validity. Extensive testing has shown that the inventory reliably measures posttraumatic stress symptoms associated with oppression, offering clinicians a deeper understanding of their clients’ needs.

In a world where marginalized voices are too often silenced, the OBTSI amplifies these narratives, ensuring that every individual’s trauma is acknowledged and validated. It’s time for psychology to embrace a more inclusive approach to mental health care, and with the OBTSI leading the way, we can move closer to healing and liberation for all.

Note: This series highlights articles from the recently published special issue of Frontiers in Psychology, “Power, Discrimination, and Privilege in Individuals and Institutions,” edited by Sonya Faber, Monnica T. Williams, Matthew D. Skinta, and Bia Labate.


Holmes, Samantha C., Zalewa, Daniel, Wetterneck, Chat T., Haeny, Angela M., & Williams, Monnica T. (2023). Development of the oppression-based traumatic stress inventory: a novel and intersectional approach to measuring traumatic stress. Frontiers in Psychology 14. https://doi.org/10.3389/fpsyg.2023.1232561

Art by Luana Lourenço.

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