He is credentialed as a Licensed Professional Clinical Counselor, Nationally Certified Counselor, and a Human Services Board Certified Practitioner. During his time at LWC, he designed the curriculum for the master-level ethics and professional issues course, and he has mentored multiple new faculty members. Dr. Williamson currently serves on the editorial board for the ACA Journal Measurement and Evaluation in Counseling and Development, and is currently Co-editor of the Kentucky Counseling Association Journal.