Siv (Sue) Chung Chhay, DDS, MAGD, is an Associate Professor at Texas Tech University Health Sciences Hunt School of Dental Medicine and an Examiner for the American Board of Dental Examiners (ADEX). She has more than a decade of experience as an Expert Witness and Consultant for the Texas State Board of Dental Examiners and has served as a test constructor for the Joint Commission on National Dental Examinations, contributing to the INBDE and ADAT.

Dr. Chhay earned her DDS from Texas A&M College of Dentistry and holds a Mastership in the Academy of General Dentistry. She has held faculty appointments at New York University, Southern Illinois University, and Texas A&M, with expertise in curriculum innovation, digital dentistry, competency-based assessment, and faculty calibration. A published author and national lecturer, she is recognized for her work in operative dentistry, dental materials, and evidence-based dental education.