Text is a burgeoning data source for psychological researchers, but little methodological research has focused on adapting popular modeling approaches for text to the context of psychological research. One popular measurement model for text, topic modeling, uses a latent mixture model to represent topics underlying a body of documents. Recently,…

Challenging behaviors are prevalent among adults with intellectual and developmental disabilities (IDD). In this review, we used the What Works Clearinghouse Standards (WWC) to evaluate the quality of 84 studies that aimed to treat the challenging behaviors of adults with IDD, ages 22 years and older, using a function-based intervention. Then, we…

The present study examines the interactions within 4 Facebook groups devoted to supporting people who self-injure. Content analysis was used to analyze posts made to the group during the 3-month period of the study to explore the nature of interactions and the frequency of themes. High prevalence themes included responses to verbal abuse against…