This issue is in progress but contains articles that are final and fully citable. Printer-friendly version Acceptance and Commitment Therapy (ACT) for distress in university students with chronic physical health conditions: a single-arm feasibility study of an app-based intervention A two-arm parallel group randomized feasibility trial of a mobile application-delivered mindfulness exercise in distressed adults: Dropping anchor presented as an annotated image sequence Measuring psychological inflexibility in educational settings: Development and validation of the KIBS-Ed with a psychotherapy training sample Heterogeneity in the links of psychological (in)flexibility subprocesses and well-being: Idionomic insights from an experience sampling study Network analysis of psychological flexibility and sleep dysfunction in college students: Identifying key targets for ACT-based interventions Book traversal links for Volume 40 (April 2026) Submitting an article to JCBS Up Acceptance and Commitment Therapy (ACT) for distress in university students with chronic physical health conditions: a single-arm feasibility study of an app-based intervention