Hemali Kothari1, Dawn P Pruzansky1, Jae Hyun Park2. 1. Postgraduate Orthodontic Program, Arizona School of Dentistry and Oral Health, A.T. Still University, 5835 E. Still Circle, Mesa, AZ 85206. 2. Postgraduate Orthodontic Program, Arizona School of Dentistry and Oral Health, A.T. Still University, 5835 E. Still Circle, Mesa, AZ 85206; Graduate School of Dentistry, Kyung Hee University, Seoul, Korea. jpark@atsu.edu.