Meet the Faculty

The faculty of the Georgia School of Orthodontics consists of a talented group of doctors who have experience in the areas of full-time academics as well as full-time private practice in the orthodontic profession. They include the best in the field of orthodontics, and are dedicated to providing residents with exceptional didactic and clinical training. The faculty includes Diplomates of the American Board of Orthodontists (ABO), and a world-renowned researcher with over fifteen specialty degrees or designations. This faculty and the residents are supported by an excellent group of administrative and clinical staff.

Find out more about our faculty by selecting their pictures below.

Dr. Ricky E. Harrell X

Dr. Ricky E. Harrell is a 1979 graduate of the University of Alabama School of Dentistry. After serving as a commissioned officer in the U.S. Public Health Service in the Navajo Area Indian Health Service for three years, he returned to the University of Alabama and completed his residency in orthodontics in 1984. He was in the private practice of orthodontics in Westminster, CO from 1984-2006. Upon leaving private practice in 2006, he became a commissioned officer in the US Army Reserves, 919th Medical CO (DS) in Aurora, CO and joined the faculty at the University of Colorado. He earned an MA in education from the University of the Pacific in 2014.

Dr. Harrell most recently served as a professor in the Department of Orthodontics at the Medical University of South Carolina (April 1, 2015) as the program director. His clinical teaching interests include temporary anchorage devices, diode laser treatment, the role of extractions in orthodontic treatment, and surgical orthodontics. Dr. Harrell de-commissioned from the US Army Reserves as a Lt. Colonel in the medical corps in August 2016 after 10 years of service in the Dominican Republic, Guatemala, El Salvador, and Honduras and two deployments to Camp Bucca, Iraq, and Bagram Airbase, Afghanistan.

Dr. Harrell is a member of the American Association of Orthodontists (1984) and the Southern Association of Orthodontists (2015). He is also a certified Diplomate of the American Board of Orthodontics (2010).

When out of the office, he enjoys music, fishing, skiing, hiking, yard work, reading, and spending time with his wife, Melanie, and their family.

Dr. Melvin S. Polk X

Dr. Polk is a Nashville, TN native and received his B.S. in Biology from the University of Tennessee and his D.D.S. from Meharry Medical College. He earned his Certificate in Orthodontics and Dentofacial Orthopedics from the U.S. Army Medical Department at Fort Knox, KY and simultaneously, was awarded his M.S. in Oral Biology from the University of Louisville.

His dental career began serving in the U.S. Army Dental Corps where he retired at the rank of Colonel in 2002, after 21 years of service. After retirement, he practiced in Reston, VA for two and a half years before deciding to relocate back to Nashville to serve as Chair, Department of Orthodontics at Meharry Medical College School of Dentistry (2004-2009). He has maintained a private practice since 2006.

Dr. Polk is a member of the American Association of Orthodontists, Southern Association of Orthodontists, and is a certified Diplomate, of the American Board of Orthodontics (1998).

When out of the office, he enjoys traveling, outdoor activities, and spending time with family and friends.

Randy Kluender X

Dr. Randy Kluender serves as Chairman of the Georgia School of Orthodontics Board of Directors. Dr. Kluender attended the University of Nebraska, Lincoln where he received his Doctor of Dental Surgery degree and Masters of Science degree in Pediatric Dentistry.

Dr. Kluender’s professional career has been that of a clinician, educator and administrator.  Dr. Kluender previously was the Associate Dean for Admissions, Student Affairs and Advanced Dental Education along with being the Director for Continuing Dental Education and Information Technology at the University of Colorado School of Dental Medicine.  His career in dentistry did not start in dental education but in a solo pediatric dental practice in 1979.  He started his dental education career as a part-time clinical instructor in 1985 while maintaining his private practice.

During his tenure as a faculty member and administrator at the University of Colorado, he secured over $2.5 million in grant funding with the majority of those funds starting new programs to help people in need.  For three years he was the Regional Consultant for the American Academy of Pediatric Dentist’s Dental Home Initiative that linked Headstart children with dental homes.

Dr. Kluender participated in the American Dental Education Association’s Leadership Institute and was selected for ADEA’s Harry Bruce Legislative Fellowship in Washington, D.C He actively worked on legislative issues impacting oral heath, informing legislators about the relationship of oral heath and general health, diversity in the healthcare workforce, student indebtedness and financial aid, and funding for dental schools in the United States.   These issues also included advocating for additional funding for oral heath care for the underserved, continuation of Graduate Medical Education (GME) funding for dental schools, loan repayment strategies for students, dentists and new dental faculty. Additionally, he advocated for increasing the National Institute of Health (NIH) and the National Institute of Dental and Craniofacial Research (NIDCR) funding that provides significant financial support for research grants to health science centers and dental schools in the U.S.

He holds or has held many leadership roles in organized dentistry including the American College of Dentists and Omicron Kappa Upsilon.  Dr. Kluender initiated the White Coat Ceremony for dental students at Colorado that emphasizes ethics and professionalism in dentistry.

Dr. Amit Chattopadhyay X

Education: BDS (Calcutta University, India); MDS – Oral pathology (Gujarat university, India); MPH (Oklahoma University, USA), PhD – Epidemiology (University of North Carolina at Chapel Hill, USA); FFPH (Royal College of Physicians, UK).

Diplomate of American National Board of Public Health Examiners
Diplomate of American Board of Dental Public Health

Dr. Chattopadhyay is board certified by the American National Board of Public Health Examiners; and the American Board of Dental Public Health. He holds several academic qualifications in the disciplines of pain control, disease modeling, management, ethics, international development, public health outcomes and medico legal systems from several countries.

His expertise and research interests include: craniofacial malformations, connective tissue and immunological disorders; pre-cancer-cancer; mucosal pathology & immunology; craniofacial pain; rare diseases; chronic diseases and disease modeling. He also works on several other areas such as evidence based medicine, epidemiology, biostatistics, data analysis, mathematical modeling, graphical modeling, public health, bioethics, systems science, medico-legal systems, program planning-evaluation and hospital & healthcare management.

Well published with over 83 peer reviewed, indexed scientific publications on various topics; over 65 abstracts, he has delivered over 100 oral/poster presentations in conferences and invited lectures and held several workshops on research methods internationally. Dr. Chattopadhyay is the author of the book “Oral Health Epidemiology: Principles and Practice”; past Guest Editor of special issues of: Dental Clinics of North America; Ethics in Engineering, Biology and Medicine; and is the Editor in Chief of Journal of Theory and Practice of Dental Public Health; and the Journal of Dental, Oral and Craniofacial Epidemiology. He has served and currently serves on several national and international scientific expert panels and journal/book editorial committees/ boards.

To view Dr. Chattopadhyay’s google scholar profile, please click here.

Dr. Joseph Asercion X
Orthodontist in Atlanta, GA

Dr. Asercion attended the University of New Orleans and received a Bachelor of Science (’73) and a Masters of Science (’77) in Biology. Completing his Doctorate in Dental Surgery (’79) from LSU School of Dentistry, he chose to enter LSU’s residency program and was awarded a certificate in orthodontics in 1981. During his professional career, Dr. Asercion practiced the specialty of orthodontics in Louisiana, Arizona, and Colorado for more than 30 years. He retired from private practice in January 2016 to participate in the development of the GSO orthodontic program. Dr. Asercion was a member of the LSUSD Curriculum Committee and was the Director of Clinical Operations at the University of Colorado Health Sciences Center, Department of Orthodontics.

Notable academic awards include: Beta Beta Beta Biology Honor society, C Edmund Kells Dental Honor Society, Mosby Scholarship Award and the American Association of Orthodontics Oral Facial Development Scholarship Award. He has presented different research papers to the International Association of Dental Research, the American Association of Pediatric Dentistry, the American Dental Association, and the American Association of Orthodontics. He was Director of Clinical Advancement for Orthodontic Centers of America.
Dr. Asercion was a member of the New Orleans and Louisiana Dental Associations, the Metropolitan Denver and Colorado Dental Associations, the Rocky Mountain Association. He was awarded Life Active Membership of the American Association of Orthodontists.

His orthodontic philosophy is founded upon evidence based outcomes and result-directed clinical efficiency.

Dr. John Doris X

Doctor Doris received his Doctor of Dental Surgery from Emory University School of Dentistry in Atlanta, Georgia in 1967. He continued his education at the University of Louisville School of Dentistry where he earned a Certificate in Orthodontics in 1977. After operating a private practice in general dentistry in Marietta, Georgia for 6 years, he returned to The University of Louisville where he became an instructor for Pre-Doctoral/Orthodontic Dentistry, and a Resident Member of Clef Palate and Craniofacial team in the Department of Surgery/Orthodontics. From 1978 to 2010, he operated a private Orthodontic practice in Marietta. Dr. Doris also held the position of Assistant Clinical Professor in the Orthodontic Department at Emory University School of Dentistry from 1985 to 1990. In addition to his role as a faculty member at the Georgia School of Orthodontics, he is also an Associate Professor and Director of Orthodontic Laboratory in the in the Orthodontic program at the University of Colorado School of Dentistry.

He is a diplomate of the American Board of Orthodontics, and a fellow of the American College of Dentists, International College of Dentists, and the Pierre Frouchard Academy.

Dr. Noam Green X

Dr. M. Noam Green was born in Toronto, Ontario. He earned his DMD from the University of Pennsylvania with an Honors in Clinical Dentistry and induction into the OKU Dental Honor Society. He completed his orthodontics residency at the University of Detroit Mercy. There he earned his Masters of Science by developing a mid-sagittal plane definition for 3D cephalometric analyses and was inducted into the Alpha Sigma Nu Honor Society. Dr. Green now lives in Atlanta and provides orthodontic care for patients in Marietta, East Cobb, and Decatur, Georgia.

Dr. Nandakumar Janakiraman X

Dr. Janakiraman obtained his dental degree from Government Dental College Bangalore University, India in 1998, and a master’s degree in orthodontics from Government Dental College NTR University of Health, India in 2002. He moved to the United States of America in 2010 after getting accepted for Fellowship program in Division of Orthodontics, at the University of Connecticut. In the next three years he obtained his master’s degree (M.Dent.Sc) and a certificate in orthodontics and have been a fulltime faculty at University of Connecticut from July 2014 – May 2016. Later he moved to join University of Louisville as Assistant Professor and Research Director.

Dr. Janakiraman is a Diplomate of American Board of Orthodontics and member of AAO and SAO.

He has published twenty articles in peer reviewed orthodontic journals and contributed to two chapters in orthodontic textbooks. Additionally he has presented his work in scientific meetings both nationally and internationally. His research interests have mainly focused on reducing the treatment time, improving the evidence and biomechanical knowledge of various orthodontic techniques and appliances. They have ranged from investigating new techniques, new appliances, to re-evaluating routinely used systems in order to throw greater light on them and more recently, integrating the current 3D technologies into clinical orthodontics. One of his primary objectives as a researcher and clinician is too translate the research findings to patients for efficient and effective outcomes

Dr. Gasper Lazzara X

Dr. Lazzara is a Florida native and received his Doctor of Dental Surgery from Emory University in 1966. He received his Certificate in Orthodontics and Dentofacial Orthopedics from Louisiana State University Health Sciences Center, New Orleans in 1969.

Dr. Lazzara joins GSO with more than 40 years of experience in the field of orthodontics. His experience includes maintaining private orthodontic practices for 25 years, and serving as Founder/CEO/Director/Chairman of the world’s largest orthodontic management company, Orthodontic Centers of America (OCA) from 1985-2001. Additionally, Dr. Lazzara has lectured on a variety of orthodontic and business-related topics at numerous professional conferences.

Dr. Lazzara retired as a Diplomat of the American Board of Orthodontics and a member of both the American Association of Orthodontists and the Southern Society of Orthodontists.

When out of the office, he enjoys traveling, golfing, fishing, and spending time with his family and friends.

Dr. Richard Maness X

Dr. Richard H. Maness graduated from the charter class of LSU School of Dentistry in 1974. He was a member of the C. Edmund Honor Society. He completed his orthodontic residency at St. Louis University Department of Orthodontics in 1974. He has practiced in the state of Louisiana since then, and currently practices in Lafayette, LA. He is a member of the A.D.A., L.D.A., A.D.D.A., A.A.O., and is board eligible.

Dr. Paul L. Ouellette X
Orthodontist in Atlanta, GA

Doctor Ouellette serves as Clinic Director of the Georgia School of Orthodontics. He received his dental degree from Loyola School of Dentistry, Chicago, Illinois in 1970. He completed his orthodontic residency and Master’s Degree in Oral Biology in 1972 after which he joined the orthodontic faculty at Emory University, Atlanta, Georgia, as an assistant professor of orthodontics until 1975. Dr. Ouellette practiced Orthodontics in Brevard County Florida for over 40 years before joining Jacksonville University College of Health Sciences Orthodontic Department. The advent of 3D Imaging in dentistry opened new areas of interest for Dr Ouellette in Adjunctive Orthodontics and Implant Dentistry. In October 2013, Dr. Ouellette credentialed in Implant Dentistry receiving the Associate Fellow of the American Academy of Implant Dentistry (AFAAID).

Dr. Robert Pickron X
Orthodontist in Atlanta, GA

Doctor Robert Pickron is a Board Certified Orthodontist who earned his Doctor of Dental Surgery from Emory University and his Certificate in Orthodontics from the University of Alabama. He became board certified from the American Board of Orthodontics in 1972.

Dr. Pickron has over forty-five years of orthodontic clinical experience in the private practice sector, and has served as an adjunct professor at NOVA Southeastern School of Dental Medicine since 2012. His publications have been featured in Orthodontic Products, and he has presented at the World Congress on Facial Sculpting in Cosmetic Surgery, Jacksonville University, University of Southern Nevada, University of Tennessee, and Nova Southeastern, to name a few.

He is a member of the American Association of Orthodontists, the American Dental Association, the Georgia Association of Orthodontists, and the World Federation of Orthodontists.

Dr. Brad Potter X

Dr. Potter graduated from Northwestern University School of Dentistry in 1979. After private practice in general dentistry in Colorado for 10 years, he returned to The University of Texas Health Science Center at San Antonio where he earned a Certificate and an M.S. in Dental Diagnostic Sciences. In 1991, he joined the faculty of the Medical College of Georgia School of Dentistry. There, Dr. Potter served in many roles including Interim Dean of the School of Dentistry from 2001 to 2003, and Vice Dean from 2003 to 2005. Dr. Potter returned to Colorado and served as Associate Dean for Academic Affairs at the University of Colorado Denver School of Dental Medicine for 10 years.

His current appointment is as Professor and Director of Oral and Maxillofacial Radiology in the Department of Diagnostic and Biological Sciences. He is a diplomate of the American Board of Oral and Maxillofacial Radiology, and a fellow of the American College of Dentists, International College of Dentists, and the American Academy of Oral and Maxillofacial Radiology.

Dr. Gerald S. Samson X

Described as an educational entertainer, Gerry Samson completed pediatric dental residency at Emory University, 1979 under the and orthodontics at Northwestern University, 1981 under the direction of Dr. Hal Perry. Since that time Gerry has been in private orthodontic practice, is a Diplomat of The American Board of Orthodontics and a Fellow of The American College of Dentists. In addition to orthodontic private practice, Dr. Samson holds formal faculty appointments at 8 postgraduate programs, lectures extensively and reviews orthodontic mechanics articles submitted for publication to The Angle Orthodontist.  He was the invited guest Co-Editor of Seminars In Orthodontics: “Age Appropriate Orthodontics”, March and June, 2014 and author of the orthodontics mechanics chapter 2016 reference text book by Wiley Publications, “Recognizing and Correcting Developing Malocclusions: A Problem-Oriented Approaches to Orthodontics” – Prof. Eustáquio A. Araújo, Prof. Peter H. Buschang

Dr. Timothy Shaughnessy X

Dr. Tim Shaughnessy received his DDS degree from the University of Michigan in 1983 and his Master of Science degree in Orthodontics form the University of North Carolina in 1986. At UNC, he was the recipient of a National Research Fellowship awarded by the National Institute of Dental Research. He earned an Award of Special Merit from the American Association of Orthodontists in 1987 for his research and Master’s thesis.

Dr. Shaughnessy was an Assistant Professor in the Department of Orthodontics, Emory University School of Postgraduate Dentistry from 1986 to 1992. He became a Diplomate of the American Board of Orthodontics in 1990. Dr. Shaughnessy is a Fellow of the International College of Dentists, the American College of Dentists, and the Pierre Fauchard Academy.

Dr. Shaughnessy has practiced orthodontics in suburban Atlanta, Georgia for 30 years. Dr. Shaughnessy has published several articles in the orthodontic literature. He is also a frequent speaker and has developed a reputation for his clinical photography and documentation of well-treated cases. He is a Consultant for Biolux Research, and has been the Principal Investigator for Biolux’s clinical trial on light-accelerated orthodontics.