Faculty & Staff

Valerie S. Leake, Ph.D., Professor and Program Director [vleake@radford.edu]

Dr. Leake earned her Ph.D. in Counseling Psychology from the University of Kentucky in 2006. She completed her internship at the Cincinnati Veterans Affairs Medical Center and joined the faculty at Radford in 2007 after spending a year as a Visiting Assistant Professor in the University of Kentucky’s Counseling Psychology program. In 2014, she left RU to work at the Lexington Veterans Affairs Medical Center with the Posttraumatic Stress Disorders Clinical Team and as Evidence-Based Psychotherapies Coordinator. She returned to Radford University as Director of the Psy.D. program in 2016. Her research interests include military veteran reintegration, particularly for rural veterans, posttraumatic stress disorder, evidence-based treatments, and adolescent belonging. She is licensed as a clinical psychologist in Virginia and enjoys working with veterans, couples, and families.  

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Tracy Cohn, Ph.D., Associate Professor [tcohn@radford.edu]

Dr. Cohn received his Ph.D. in Counseling Psychology with an emphasis in human sexuality from the University of Kansas in 2007.   He completed his internship at Dwight D. Eisenhower Veterans Administration Medical Center, Leavenworth, Kansas.  He joined the Radford faculty in the Fall of 2007. His current research interests are in the areas of LGBT identity, issues of HIV, stigma, and resilience. He is a licensed psychologist in Virginia and has a private practice in Blacksburg, VA. He enjoys seeing clients and couples regarding issues related to substance abuse, trauma, and sexual identity.  He also assists with fundraising for organizations that provide services for under-served and marginalized populations.

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Nick Lee, Ph.D., Assistant Professor [nlee11@radford.edu]

Dr. Lee received his Ph.D. in Counseling Psychology with an emphasis in couple and family psychology from Ball State University in 2015.  He completed his internship at Student Counseling Service, located on the campus of Iowa State University of Science and Technology. He joined the Radford faculty in the Fall of 2015.  Prior to coming to Radford, he worked in various clinical settings including intensive home-based couple and family therapy in a rural context, community mental health, university counseling centers, and private practice.  Dr. Lee’s research interests include counseling process-to-outcome, couple issues, the role of emotion and attachment in adult romantic relationships, and religion and spirituality.  Dr. Lee is a certified Emotionally Focused Couple Therapist, which is one of two empirically validated approaches to treating couples.  He has provided training in EFT at the regional and national level.  Dr. Lee is a licensed marriage and family therapist and is currently in process of becoming licensed as a psychologist in the state of Virginia.

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Ruth Riding-Malon, Ph.D., Associate Professor [rridingmalon@radford.edu]

Dr. Riding-Malon earned her Ph.D. in Counseling Psychology from the University of Kentucky in 2008.  She completed her internship at Kentucky River Community Care and Appalachian Regional Healthcare Hospital in Hazard, Kentucky.  She joined the Radford faculty in the Fall of 2008. Prior to coming to Radford, she worked in a community mental health clinic in central Kentucky and served one year as assistant to the clinic director. She participated in research projects on AIDS prevention in high schools, and on rape prevention on college campuses; she trained staff and student leaders in diversity issues and on effective sexual assault response, and worked with pre-service teachers to increase awareness of multicultural issues. Dr. Riding-Malon is interested in rural mental health, women’s issues, trauma treatment, and in working with disenfranchised populations. Her current research interests lie in studying issues particular to populations in rural areas, investigating the effectiveness of multicultural training, evaluating trauma treatments, and examining the impact of spirituality in the lives of clients. She is licensed as a clinical psychologist in Virginia and she enjoys working with individuals who have experienced trauma.

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Pei-Chun Tsai, Ph.D., Assistant Professor [ptsai3@radford.edu]

Dr. Tsai received her Ph.D. in Counseling Psychology from Iowa State University in August 2015. She completed her pre-doctoral internship at Georgia Tech Counseling Center. In addition, she earned a Master’s Degree in Counseling and Counselor Education from Indiana University Bloomington. She is joining the Radford faculty in the Fall of 2015. Regarding her clinical interests, she is interested in helping clients work through their interpersonal hurts and unresolved emotions, counseling with clients from diverse cultural backgrounds, and suicide prevention. Her current research interests are in the areas of training and supervision, diversity/cross-cultural issues in counseling, and positive psychology. 

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Tom Mullis, Ph.D., Professor [tmullis@radford.edu]

Dr. Mullis received his Ph.D. in Counseling Psychology from the University of Utah in 1970. He completed his internship at Holiday Children’s Center in Salt Lake City, Utah.  He joined the faculty at Radford in 1973.  Prior to coming to Radford he worked at Emporia State University in Emporia, Kansas. While working at Radford he worked as a part-time counselor at the Center for Counseling and Student Development for 15 years.  His research interests include existential psychology, ethics, and psychology of religion. He is a Licensed Professional Counselor and Licensed Marriage and Family Therapist in Virginia; he also is a Licensed Psychologist in Kansas. Presently, he has a limited private practice at the Center for Grief, Loss and Life Transitions. He enjoys working with clients who have existential and loss issues. He is the recipient of the Dedmon teaching award for excellence at Radford, Outstanding Volunteer Award from American Mental Health Counselors Association for work with graduate students, and in 2007 was presented an award by the Radford University Graduate College for his work in developing the Psy.D. program. His website is www.tommullis.com.

Dr. Mullis retired after the Fall 2008 semester but remains available for consultation as an Emeritus Professor.