Recommended Guidelines of the American Association of Endodontists for the Treatment of Traumatic Dental Injuries

Asgeir received his DDS from University of Iceland and after two years in private dental practice moved to University of North Carolina (UNC) and graduated in 1992 with certificate in endodontics and MS with emphasis on pain and pain modulation.

Full time faculty at UNC 1992-2004, was the Graduate Program Director of Endodontics 1997 to 2004. From 2004 to 2012 in a private endodontic practice in Reykjavik, Iceland and London, UK and Honorary Clinical Teacher in Endodontology, UCL Eastman Dental Institute, UK. 

In 2012 he became the Chairman and tenured Professor at NYU Dentistry, Department of Endodontics. Additionally, he is an adjunct Professor at UNC. 

Asgeir is past President of the International Association for Dental Traumatology and 2014 he was appointed as a Director of the American Board of Endodontics and served as the President of the Board 2019-20.  He is currently on the editorial board of Dental Traumatology.

He has been invited numerous times to lecture in 49 countries all over the World, on the topics of pain, endodontics, dental trauma and/or forensic sciences. He has written or co-written over 90 per-reviewed articles and 23 textbook chapters on same topics.

Dr. Varun Singh is a specialist in endodontics practicing at The Dental Specialists in the Minneapolis–Saint Paul metropolitan area. He earned his Bachelor of Dental Surgery from the Army College of Dental Sciences before completing Advanced Training in Clinical Endodontics at the UCLA School of Dentistry. Dr. Singh subsequently earned a Master of Science in Dentistry in Endodontics and a Certificate in Advanced Graduate Studies in Endodontics from the Boston University Henry M. Goldman School of Dental Medicine.

An active member of the American Association of Endodontists, Dr. Singh has contributed to multiple peer-reviewed publications spanning dental and oral health research. In his clinical practice, he enjoys the intricate anatomical challenges of endodontics. Because every tooth features a unique structure and root canal configuration, he carefully designs a customized treatment plan for each patient, striving to provide exceptional care with the ultimate goal of retaining their natural teeth.

Outside of the clinic, Dr. Singh is an avid skier, enjoys aerial videography, and loves taking scenic road trips with his wife to explore new locations. Whether he is planning his next winter trip to the mountains or relaxing at home, he is always game for a spirited discussion about basketball.

Dr. Andrew J. Miller completed his dental degree, Advanced Education in General Dentistry program, and postgraduate endodontic training at Boston University Henry M. Goldman School of Dental Medicine, where he serves as Clinical Associate Professor and previously served as Director of Predoctoral Endodontics. He is a Diplomate of the American Board of Endodontics and a Fellow of the Royal College of Dentists of Canada. A coauthor of the AAE Trauma Guidelines, Dr. Miller served on the AAE Special Committee to Update the Trauma Guidelines and the Public and Professional Relations Committee. He currently chairs the AAE Practice Affairs Committee.

Dr. Brooke Blicher received her BA in Chemistry from Colgate University, where she graduated Magna Cum Laude and Phi Beta Kappa, her DMD from the Harvard School of Dental Medicine where she graduated with honors in research, and her certificate in Endodontics from Tufts University School of Dental Medicine.

Dr. Blicher is a Diplomate of the American Board of Endodontics, and a Fellow in both the American College of Dentistry and the International College of Dentistry.  She continues to be involved with teaching, research and mentorship, holding faculty appointments at both Harvard and Tufts Schools of Dental Medicine. Dr. Blicher has been involved in organized dentistry as a member of several committees for the American Association of Endodontists, and her local and state dental societies. 

While providing state of the art specialty care in her private practice in White River Junction, Vermont, Dr. Blicher continues to pursue her academic interests.  She authored the chapter “Diagnosis and Treatment Planning” in the 6th edition of Endodontics: Principles and Practice, as well as the textbooks  Endodontics: A Review, now in its second edition, and the newly published Clinical Endodontics, available in March.  She has published extensively, including in the Journal of Dental Research, General Dentistry, Inside Dentistry, and Compendium. Dr. Blicher has lectured both locally and internationally on endodontic diagnosis, non-odontogenic pain, fractures, trauma, resorption, treatment of immature teeth, and CBCTs in endodontics as well as on ideal restorative care following endodontic treatment.

Dr. Fabricio Teixeira is Professor and Chair of the Department of Endodontics at the University of Iowa. He is also the current holder of the Richard E. Walton Professorship. Before coming to Iowa, he served as Director of the Advanced Education Program in Endodontics at the University of Texas Health at San Antonio. He obtained his certificate in endodontics from the UT San Antonio and was the first recipient of the Endowment Carlos E. del Rio Distinguished Professorship in Endodontics. Before moving to Texas, he served as Associate Professor in the Department of Endodontics at the University of North Carolina at Chapel Hill, where he still maintains an appointment as adjunct faculty. Dr. Teixeira is Diplomate of the American Board of Endodontics and currently serves as Director of the ABE. He holds a position as endodontic consultant of the American Dental Association for the Commission on Dental Accreditation. He is member of the OKU National Dental Honor Society and Fellow of the International College of Dentists. He is former Associate Editor of Endodontic Topics, current editor Evidence-Based Endodontics and Visual Endodontics. He holds a position on the Scientific Advisory Board of the Journal of Endodontics and serves as peer reviewer on many other international journals. He is actively involved in clinical research and has lectured nationally and internationally on several topics. He has published extensively in peer-reviewed journals, abstracts and textbook chapters. He also maintains a private practice limited to endodontics in Iowa City.

Education: B.A. University of Nebraska, 1985 D.D.S. University of Nebraska Medical Center, 1988 Certificate, General Practice Residency, University of Nebraska Medical Center 1989 Specialty Certificate, Endodontics, University of Iowa 2003 M.S. Oral Science, University of Iowa 2004 Boards: Diplomate, American Board of Endodontics Brief Professional Resume: Dr. Williamson joined the faculty at the University of Iowa in 2003. Prior to her specialty training, she was a private practicing general dentist in Nebraska for 13 years. From 2006 to the present, Dr. Williamson has served as the Director of Advanced Education in Endodontics at the University of Iowa. National Appointments and Activities: Dr. Williamson was elected to the AAE Foundation Board of Trustees in 2008 and served as Secretary from 2010-2012. From 2004-2006. Dr. Williamson was the 2008 Edward M. She was a recent Educator Fellow of the American Association of Endodontists Foundation. More recently, she was Chair of the Annual Session Planning Committee for the AAE. Dr. Williamson currently sits as a Director on the American Board of Endodontics. She is a member of the American Association of Endodontists, International College of Dentists, the American Dental Association, Iowa Dental Association, University District Dental Association, and the American Dental Education Association.

Dr. Bourguignon practices endodontics and dental traumatology in her private office in Paris, France, after having earned a Postgraduate Certificate in Endodontics from the University of Pennsylvania. She was named a Foundation Fellow of the International Association of Dental Traumatology (IADT), where she served as director and officer for more than 12 years. She is a contributor to the Dental Trauma Guide (DTG). Trilingual, she advances dental trauma education worldwide, with a particular focus on French- and Portuguese-speaking countries.

She co-authored the internationally recognized “IADT Guidelines for the Management of Traumatic Dental Injuries,” published in 2007, 2012, and 2020. As lead author of the 2020 section on Fractures and Luxations, she contributed to an article that ranked among Dental Traumatology’s ten most downloaded during its first year of publication and helped significantly increase the journal’s impact factor.

The ESE Board (European Society of Endodontology) invited her to serve as a scientific contributor to the development of its S3 Guidelines. Published in 2023, they are the first S3-level clinical practice guidelines in endodontics.

Her other publications include two chapters in Elsevier’s “A Clinical Guide to Dental Traumatology”, translated into Spanish and Japanese; the dental trauma chapter in the French textbook “Endodontie”; and the chapter “Endodontic Aspects of Traumatic Injuries” in the UK textbook Harty’s Endodontics. She was also the lead author of the dental trauma chapter in Springer’s Pediatric Dentistry, published in 2022.

She also co-authored the AAE’s “Recommended Guidelines for the Treatment of Traumatic Dental Injuries”, published in 2026, making substantial contributions that gave them a distinct AAE perspective, an “AAE touch”.

Dr. Bourguignon has lectured as an invited speaker across France and also internationally in countries such as Australia, India, United States, United Kingdom, Brazil, Qatar, Poland, Czech Republic, Portugal, Germany, and Switzerland, as well as at congresses organized by the IADT, EAPD (European Academy of Pediatric Dentistry), AAE (American Association of Endodontists), and ESE.