February 2026 Issue Highlights JCO INTERVIEWS Dr. Dirk Wiechmann on Lingual Orthodontics: Part I Dr. Wiechmann and Dr. Björn Ludwig discuss the evolution of completely customized lingual appliances, differences between European and U.S. markets, and the biomechanics underlying precision lingual treatment. This first of a two-part interview reviews the development and clinical principles of individualized lingual systems.

February 2026 Issue Highlights OVERVIEW Biomechanical Principles and Techniques for Management of Maxillary and Mandibular Second Molars The authors review orthodontic biomechanics used to control maxillary and mandibular second molars during comprehensive treatment. Emphasis is placed on anchorage considerations, torque control, bite-opening strategies, and clinical techniques for managing erupted, partially erupted, or impacted second molars.

February 2026 Issue Highlights Angel Aligner Innovations for Unilateral Molar Distalization Advanced aligner materials, staged distalization protocols, and digital treatment planning are applied to unilateral molar distalization. The authors describe clinical mechanics and digital setup strategies that improve control of posterior movement during clear aligner therapy.

February 2026 Issue Highlights DIAGNOSTIC CHALLENGE Case #13, Part I: Presentation KUMAR, KUMAR, YADAV, AGARWAL, SOUGANDHIKA PEARLS Esthetic Palatal Crib for Anterior Open-Bite Treatment MASSARO, DE CASTRO GARCIA, GARIB CASE REPORT Alt-RAMEC Protocol with Facemask Protraction for Treatment of Skeletal Class III Malocclusion in a Growing Patient JENHANI, WIEM BEN AMOR, DALEL, TOBJI, ADEL BEN AMOR Skeletal and Dental Effects of 3D-Printed Rapid Maxillary Expansion Appliances: A CBCT Study WOOLLEY, COUSLEY DIGITAL PEARLS Paper Rulers to Predictably Measure Lingual Retainers NASH Complete table of contents