Su-Jung Kim, DMD, MSD, PhD, is a Chairperson and a Professor in the Department of Orthodontics at Kyung Hee University School of Dentistry, Seoul, Korea. Dr. Kim completed all her studies at Kyung Hee University School of Dentistry, and she joined the Department of Orthodontics at the university. She has also spent time (2012–3) as a Visiting Scholar of Orthodontics at the University of California, Los Angeles. Dr. Kim served as Assistant Director of the Korean Association of Orthodontists from 2010 to 2012 and is currently Editorial Director of the Korean Society of Cleft Lip and Palate. She is a longstanding member of various other professional and scientific organizations and societies, including the World Federation of Orthodontists, the American Association of Orthodontists, and the World Association of Sleep Medicine. She is the author of almost 50 articles in peer-reviewed journals, and has delivered scientific presentations as international meetings.Ki Beom Kim gained his DDS and MSD from Dankook University, South Korea and was subsequently awarded a PhD for work on orofacial pain at the same university. In 2005 he joined the Orthodontic Residency Program at Vanderbilt University, Nashville, Tenn., and subsequently became Assistant Professor in the Department of Orthodontics at Saint Louis University. He is currently Lysle E. Johnston Endowed Chair of Orthodontics, Associate Professor and Program Director at the Center for Advanced Dental Education, Saint Louis University. Dr. Kim is a Diplomate of the American Board of Orthodontics and the American Board of Orofacial Pain and a member of various professional bodies in the United States and South Korea. He is the author of over 70 publications, including many in the leading journals in the field, and has delivered numerous scientific presentations at international meetings.