Volume 23, Issue 3 TABLE OF CONTENTS 16 30 8 FEATURES 8 16 26 DEPARTMENTS 6 38 Ortho Industry News AGpO Membership News The Lip Bumper: A Mandibular Arch-Developing Appliance Clinical Case Report: Management of Transverse Constriction Malocclusions in Adolescents Case Report– Creating Smiles: Treatment of Class II Malocclusion With D2 Appliance Self-Ligating Bracket Positioning Turning Orthodontic Treatment Obstacles Into Dental Practice Marketing Opportunities 40 AOS Membership News On the cover: Join the American Orthodontic Society for our Annual Meeting this Fall in beautiful Atlanta, GA. See you there! 26 30 34 Follow us on these social channels: This peer-reviewed journal is published as the official publication of the American Orthodontic Society and the Academy of Gp Orthodontics. www.orthodontics.com Summer 2022 3