Online congress on orthodontics: original programs of Marco Rosa, Patricia Vergara, Kee-Joon Lee, Bakr Rabie and Amr Asker

Orthodontist specializing in early interceptive treatment, interdisciplinary orthodontics, and management of missing lateral incisors. Former President and Active Member of the Angle Society of Europe. Private practice in Trento, Northern Italy.

Over 43 years of clinical and academic experience in orthodontics. Graduated as Medical Doctor (1981), followed by postgraduate studies in Dentistry and Orthodontics. Inventor of the Marco Rosa appliance for rapid palatal expansion anchored on deciduous teeth in mixed dentition, enabling early skeletal correction without touching permanent teeth. Pioneer in developing protocols for aesthetic and functionally justified space closure in agenesis cases. Winner of 2016 Dewel Memorial Award from American Association of Orthodontists.

International lecturer teaching extensively on early orthodontic treatment, biomechanics, and interdisciplinary treatment planning. Visiting Professor at Insubria University, Italy. Certified by both European Board of Orthodontics and Italian Board of Orthodontics, highest level of diplomas. Honorary Member of Italian Academy of Orthodontists. Former President of Association of Italian Specialists in Orthodontics (ASSO, 1998-2001).

MD (1981). DDS. Specialist in Orthodontics (D. Orthod). Published extensively and lectures regularly on early intervention strategies, RPE techniques, treatment of posterior and anterior crossbite in mixed dentition, skeletal discrepancies management, and ortho-perio interdisciplinary approaches. Primary research interests include minimally invasive early treatment without permanent tooth extraction, biomechanical solutions for challenging cases, and long-term stability of early interventions.

Orthodontist specializing in complex biomechanics, skeletal anchorage, and management of impacted teeth. Professor and coordinator of the orthodontics research department at the University of Cartagena, Colombia.

Over 20 years of clinical and academic experience in advanced orthodontic treatment planning and biomechanical strategies for challenging malocclusions. Developed author protocols for management of deeply impacted canines and customized cantilever anchorage systems using intra- and extra-alveolar mini-implants.

International lecturer since 2005, teaching at multiple institutions worldwide. Visiting Professor at the University of São Paulo, Brazil, and lecturer at Kanagawa Dental College, Japan. Known for practical clinical solutions combining functional occlusion principles with precise biomechanical applications.

Dentist from Universidad Metropolitana of Barranquilla. Orthodontic specialty from Universidad Militar de Nueva Granada CIEO. Member of ASOCIEO.

Founder and Director of Asker Orthodontic Center and Institute, New Cairo, Egypt (established 2009). Lecturer at DTMD University, Luxembourg. Member of the International Association of Orthodontics (IAO), USA (since 2011). Member of the European Orthodontic Society (EOS), London. Member of the American Dental Association (ADA). ADA C.E.R.P. (Continuing Education Recognition Program) provider for postgraduate orthodontic education. One of Egypt's most distinguished orthodontists and lecturers.

Over 20 years of combined clinical and academic experience since graduation in 2006. Expert in Damon System self-ligating brackets, management of impacted teeth, Class III malocclusion treatment, orthodontic micro-implants (TADs), orthodontics and periodontics interdisciplinary treatment, orthodontics and implantology combined cases, and multidisciplinary dentistry. Specialist in complex orthodontic cases requiring interdisciplinary approaches. Known for systematic treatment planning integrating orthodontics with other dental specialties. Research and clinical focus on micro-implant applications in orthodontics and combined orthodontic-implant rehabilitation.

Author of "100 Asker's Orthodontic Tips," a practical guide for orthodontists. Recipient of award from Egyptian Association of Implantologists for lecture on micro-implant applications in orthodontics. International lecturer presenting at major conferences including AEEDC Cairo, FDI World Dental Congress in Istanbul, APDC conferences in India and Poland, MIDC conferences, and numerous other international venues. Damon System Certified (2013). International Board Eligible in Orthodontics and Implantology (2015). Regular instructor conducting postgraduate courses and workshops on orthodontic techniques, micro-implant applications, and interdisciplinary treatment approaches. Director of educational institute providing continuing education for orthodontists throughout Egypt and Middle East region.

BDS from Faculty of Oral and Dental Surgery, Mansoura University, Egypt (2006). Master of Science in Oral and Maxillofacial Surgery from Cairo University (2010). Master of Science in Orthodontics from Donau University, Austria. Member of European Orthodontic Society (EOS) through Donau University training. Additional Master of Science degree in Periodontics from Mansoura University.

Professor and former Dean of the Department of Orthodontics, Yonsei University College of Dentistry, Seoul, South Korea. President of the World Implant Orthodontic Association (since 2024). Honorary President of the Korean Cleft Lip and Palate Association (since 2023). Leading authority in skeletal anchorage systems and temporary anchorage device (TAD) applications in orthodontics.

Over 25 years of clinical and academic experience treating complex orthodontic cases using miniscrew-driven biomechanics. Pioneer in demonstrating the miniscrew-assisted rapid palatal expander (MARPE) for adults, publishing the landmark MARPE study in American Journal of Orthodontics and Dentofacial Orthopedics (AJO-DO), which has been extensively cited internationally. Research focuses on clinical biomechanics of TAD applications, non-extraction treatment in adults, lingual orthodontic mechanics, surgery-first approaches using TADs, and bone/suture responses to orthodontic forces. Expert in total arch distalization, treatment of non-erupting teeth, and management of hyperdivergent facial patterns.

Selected as the 2025 Kokich-Shapiro Lecturer and 2025 Nanda Lecturer, prestigious honors in orthodontics. Adjunct Professor at the Department of Orthodontics, University of Pennsylvania (2010-2011, 2016-2019) and Temple University (2010-2011). Visiting Scholar at the Department of Biochemistry, University of Pennsylvania School of Dental Medicine (2002-2004) and the Children's Hospital of Philadelphia (2010-2011). Author of numerous peer-reviewed publications in leading orthodontic journals including multiple cover issues in AJO-DO. Editorial reviewer for AJO-DO, Angle Orthodontist, European Journal of Orthodontics, Progress in Orthodontics, Orthodontics and Craniofacial Research, Journal of Orthodontics, and Korean Journal of Orthodontics. International lecturer presenting worldwide at major orthodontic conferences.

DDS and PhD from Yonsei University College of Dentistry, Seoul, South Korea. Certificate in Orthodontics from Yonsei University Dental Hospital. International Member of the American Association of Orthodontists. Member of the World Federation of Orthodontists.