Posttraumatic stress disorder (PTSD) affects 6-17% of college students in the United States, which can negatively impact academic achievement and is associated with other emotional difficulties. Exposure therapy, including written exposure therapy as been found to be efficacious for treating. However, concerns of treatment dropout and low symptom…

Autistic individuals are at greater risk of experiencing adverse and traumatic life events. Eye Movement Desensitisation and Reprocessing (EMDR), a psychological therapy, is potentially effective for treating the constellation of difficulties arising from traumatic experiences, as well as mental health conditions. Yet minimal research has focused…

In this article, the authors present a multilevel (or hierarchical linear) model that illustrates issues in the application of the model to data from meta-analytic studies. In doing so, several issues are discussed that typically arise in the course of a meta-analysis. These include the presence of non-zero between-study variability, how multiple…