Dr. Callahan holds a PhD in Clinical Psychology with an emphasis in experimental psychopathology from the University of California, San Diego and San Diego State University, where he was awarded a pre-doctoral minority fellowship from the US Department of Health and Human Services Substance Abuse and Mental Health Services Administration to research and provide clinical services to underserved populations. Dr. Callahan completed his doctoral internship at David Grant Medical Center at Travis Air Force Base; the University of California, Davis Neuroscience Center, and the Northern California Veterans Affairs Health Care System. Dr. Callahan also holds a Master of Science degree in counseling and a Bachelor’s degree in psychology from San Diego State University. Dr. Callahan holds current California Pupil-Personnel Credentials in School Psychology and School Counseling, as well as a Clear California Administrative Services Credential.
Dr. Callahan’s current research interests include school-based mental health service models for incarcerated youth, mental health needs in homeless parents of school-age children as potential barriers to stable housing, and integrated student/family support service models in Catholic K-8 schools.
"Fratelli Tutti as a Framework for Catholic Mental Health Ministry" by Wendell Callahan, PhD, is the latest lecture of the Franciscan Zoom Lecture Series, hosted by the Franciscan School of Theology at the University of San Diego.
