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Mark G Hans, DDS, MSD
Professor of Orthodontics
Department of Orthodontics
School of Dental Medicine
Case Western Reserve University
Dr. Hans is Professor and Chairman of the Department of Orthodontics. He graduated with a Bachelor of Science in Chemistry from Yale University in 1975 and went on to study dentistry and orthodontics at Case Western Reserve University, receiving his DDS degree in 1979 and his MSD in 1981. Dr. Hans received the Harry Sicher Award from the American Association of Orthodontists for his Master's Thesis.

Since 1981 Dr. Hans has maintained an active orthodontic practice in Berea, Ohio. Dr. Hans was named to the orthodontic faculty of CWRU in 1982 where he served as an Assistant Clinical Professor. In 1988 he became Research Associate in the prestigious Bolton-Brush Growth Study Center. He was appointed Associate Director of the Center in 1991. In l989 Dr. Hans was named Graduate Program Director and head of the Orthodontic Department at Case Western Reserve University School of Dentistry.

Dr. Hans is actively engaged in research. His main interests are assessment of orthodontic outcomes and the demographics of orthodontic practice, digital storage of radiographic data, and the orthodontist’s role in Obstructive Sleep Apnea Syndrome. He has lectured extensively on those subjects both at home and abroad. Dr. Hans is certified by the American Board of Orthodontics and is co-author with Dr. Donald Enlow of the leading textbook on facial growth, Essentials of Facial Growth.