Endodontology 2026
39th Annual Board Review Course

Dr. Azim is an Associate Professor, Chair of the Endodontic Department, and the Director of the Post-Graduate Program at the University of the Pacific, Arthur A. Dugoni School of Dentistry. He maintains a private practice limited to Endodontics and he is also the Founder and CEO of Endolit.

Dr. Azim earned his BDS from Cairo University, where he also did his Endodontic training. He later completed his Endodontic certificate at Columbia University, and since then, he has been a full-time Educator and a Part-Time Private Practitioner. Before Joining the University of the Pacific, he Served as the Division Head and the Director of the Endodontic Post-Graduate Program at the University at Buffalo.

Dr. Azim is a diplomat of the American Board of Endodontics. He has lectured all over the world. He has over 35 publications in peer-reviewed journals and several textbook chapter contributions such as “Ingle Endodontics” and “Endodontics: Principles and Practices”. He is a member of the Scientific Advisory Board of the Journal of Endodontics, and a reviewer for multiple other Endodontic.

Dr. Barnett received his DMD degree in 1978 and his Certificate in Endodontics in 1981, both from the University of Pennsylvania, School of Dental Medicine. He received his Board Certification in Endodontics in 1988, has served as the Director of Postdoctoral Endodontics at the University of Pennsylvania, and is currently the Chairman and Program Director of the IB Bender Postdoctoral Endodontic Program at Albert Einstein Medical Center in Philadelphia.

Dr. Barnett has written numerous scientific and clinical papers and has lectured nationally and internationally on the Treatment of Endodontic Infections, Revascularization, Dental Trauma, Root Resorption and Contemporary Endodontic Treatment including lasers and multisonic irrigation. Dr. Barnett is a Fellow of the International Association of Dental Traumatology, the International College of Dentists and the American College of Dentists. He received the Edward M. Osetek Educator Award in 2017 from the AAE and the 2018 Community Service Award from the Philadelphia Business Journal for providing endodontic services for the homeless in Philadelphia.

He currently serves on the Advisory Board of the Dental Traumatology Journal, is a Director of the International Association of Dental Traumatology and a former Associate Editor of the Journal of Endodontics. Dr. Barnett had been in private practice in Endodontics from 1981-2011.

Dr. Anibal Diogenes received his dental degree from UFPE in Brazil, his M.S. in Molecular Biology from the University of Nebraska, and his Ph.D. in Pharmacology and his Certificate in Endodontics from the University of Texas Health Science Center at San Antonio. Dr. Diogenes is the Chair of the Department of Endodontics at the University of Texas Health at San Antonio, and a Director of the American Board of Endodontics. His areas of research include inflammation, pain, and regenerative endodontics. He has received the International Association for Dental Research (IADR) Distinguished Research Award, the AAE Osetek Award, and the Minnie Stevens Piper Foundation Professorship Award. Dr. Diogenes maintains a clinical practice limited to Endodontics in San Antonio, Texas.

Jennifer L. Gibbs, M.A.S, D.D.S., Ph.D. is a clinician scientist and Associate Professor at Harvard School of Dental Medicine (HSDM). She is director of the Endodontics Division and Program Director of the Advanced Graduate Education Program in Endodontics.

Dr. Gibbs received her dental degree and her Ph.D. in Pharmacology from the University of Texas Health Science Center in San Antonio, her hometown. She then completed a certificate in Endodontics and an M.A.S. in Clinical Research from the University of California San Francisco, as well as a postdoctoral training period. She is now a full-time faculty at HSDM.

Dr. Gibbs heads a translational research group focused on understanding the neurobiological mechanisms of orofacial pain with a focus on dental pain, and patient centered outcomes of endodontic treatments. She teaches clinically in the advanced graduate Endodontic Program, and in the Dentistry department at Boston Children’s Hospital. Dr. Gibbs also provides endodontic care for patients in private practice. She is a past Educator Fellow of the American Association of Endodontics and is a Diplomate of the American Board of Endodontists. She received the Distinguished Scientist award in Pharmacology/Toxicology/Therapeutics from the IADR in 2023, and the Senior Faculty Award from HSDM in 2024.

Dr. Gibbs also relishes her roles as a soccer mom, amateur balcony gardener, tennis enthusiast, and fan of literary fiction.

Bradford R Johnson, DDS, MHPE

Dr. Johnson completed his undergraduate education at the University of Colorado, received his DDS degree from Virginia Commonwealth University, and endodontics specialty training at the University of Illinois Chicago where he is currently Professor, Department of Endodontics, Department Head and Postgraduate Program Director. He is a Diplomate of the American Board of Endodontics (ABE) and received a Master of Health Professions Education (MHPE) degree from the UIC College of Medicine in 2005. Dr. Johnson was awarded Fellowship in both the American College of Dentists and the International College of Dentists. He was inducted into Omicron Kappa Upsilon dental honorary society in 1982 and is now a life member. He received the American Association of Endodontists I.B. Bender Lifetime Educator Award at AAE25 in Boston, MA.
Dr. Johnson is a past-president of the Illinois Association of Endodontists and completed a 3-year term on the Board of Directors of the American Association of Endodontists in 2018. He was also a Commissioner, Commission on Dental Accreditation (CODA; 2016-20). He served six years as a director of the American Board of Endodontics, including President in 2023-24. Dr. Johnson has published over 70 articles and abstracts in peer reviewed dental journals and is author or co-author of 18 textbook chapters.

A Wisconsin native, Dr. David Landwehr earned his D.D.S. at the University of Minnesota. He received an M.S. degree and certificate in Oral and Maxillofacial Pathology at The Ohio State University followed by specialty training in Endodontics at the University of Michigan. Dr. Landwehr has been a private practice clinician for more than twenty years and for the last six years has provided exemplary patient care at Capital Endodontics in Madison, WI. Though his daily work focuses on endodontics, his dual certification makes him especially qualified to diagnose pathologies unrelated to the dental pulp.

Dr. Landwehr’s ongoing work as an educator and opinion leader has positioned him at the forefront of modern endodontic treatment. He has lectured and presented case studies both nationally and internationally. Dr. Landwehr served as an evidence reviewer for the American Dental Association and as the Chief of Endodontics for the Meriter Hospital general practice residency for more than ten years. Dr. Landwehr recently authored a chapter on lesions that mimic Endodontic pathosis for the 12th edition of Cohen’s Pathways of the Pulp. His teaching focuses on techniques used daily in his clinical practice that are efficient and evidence based.

Prof. Liran Levin is a Professor of Periodontology and the Associate Dean for Research and Graduate Studies at the College of Dentistry, the University of Saskatchewan, Canada. He is also a visiting professor at the Harvard School of Dental Medicine, Boston, MA. Prof. Liran Levin was previously the Head of Periodontology at the University of Alberta, Canada, and the Head of Research at the School of Dentistry, Rambam Health Care Campus, and Faculty of Medicine - Technion IIT Haifa, Israel.
Prof. Liran Levin received his DMD degree with distinction at Tel Aviv University and completed his Post Graduate Periodontology Program at the Department of Periodontology, Rambam Health Care Campus. He also received his Periodontology Specialist Certificate from the European Federation of Periodontology as well as a Fellow of the Royal College of Dentists of Canada in Periodontology.
Prof. Liran Levin has published more than 400 articles and book chapters in the international professional literature and is involved in research mainly in periodontology, dental implants and dental trauma. His papers received more than 18,000 scientific citations. He has been lecturing extensively both nationally and internationally in the fields of dental implants and periodontal diseases.
Prof. Levin serves as the Editor-in Chief of Dental Traumatology, an Associate Editor for the International Dental Journal, Scientific Associate Editor for the Quintessence International and as an Editorial Board Member and a manuscript reviewer for some of the leading international professional Journals in the fields of periodontology, dental implants, dental trauma and general dentistry.
Prof. Levin is the President of the Periodontal Research Group of the International Association for Dental Research (IADR). He is currently the President of the International Association for Dental Traumatology (IADT) and was chairing the 2020 IADT dental trauma guidelines committee as well as the 2024 joint IADT and ASD guidelines for prevention of traumatic dental injuries committe

Dr. Malek received his certificate in the specialty of endodontics from NYU Dentistry in 2011. He is a Diplomate of the American Board of Endodontics and currently the Director of the Advanced Education Program in Endodontics at NYU and practices endodontics in private practice in Manhattan, New York.
He is involved with several research projects which focus on pain and External Invasive Resorption of the root which he has the most interest. He lectures frequently to local, national, and international communities on the topic of resorption. Dr. Malek is the faculty winner of the Foundation of Endodontics Spring 2022 Competitive Research Proposal for his research on External Invasive Resorption. He is the author/co-author of several peer-review articles and chapters in prominent endodontic journals and text books.

Marga Ree, DDS, MSc obtained her degree in dentistry from the University of Amsterdam in 1979 and completed her residency in endodontics in 2001. She is a popular speaker for dental and endodontic conferences, and has given over 300 presentations and hands-on courses in more than 30 countries all over the world. She is the primary author of many articles published in national and international journals and has contributed to several books on endodontics and restorative dentistry. From 1980 till 2020 she maintained a private practice in Purmerend, which for the last twenty years was dedicated to endodontics. She is presently working at a multidisciplinary dental practice in Amsterdam.

Dr. Hagay Shemesh is Head of the Section of Endodontology at ACTA (Academic Centre for Dentistry Amsterdam). Since 2021, he has served as Associate Professor and has held several leadership positions within the department, including Chair of the Department of Endodontology (2012–2019, and again since 2024) and Director of the postgraduate Endodontology program (2010–2021).
After immigrating to the Netherlands in 2002, he completed his PhD at ACTA (2005–2009) on changes in root canal wall structure. Before that, he completed a postgraduate program in Endodontology at the Hebrew University of Jerusalem (1996–2000) and obtained his national specialty certification in Endodontology in 2000.
Dr. Shemesh has authored over 100 scientific papers, including textbook chapters and editorial work in the dental literature. In addition to his academic work, he is co-owner of a private referral dental practice in Amsterdam and an active member of the Dutch Society of Endodontology (NVvE), the European Society of Endodontology (ESE), and the American Association of Endodontists (AAE).

Prof Taha attained her BDS form Jordan in 1997. Then perused her graduate studies at the University of Melbourne Australia, where she obtained a Graduate Diploma in Endodontics, a Clinical Doctorate in Endodontics and a PhD. She is a Member of the Royal College of Ireland, a fellow of the Royal Australian College of Dental Surgeons in general dentistry and a fellow in the special field of Endodontics.
She is currently vice dean faculty of dentistry, former director of the dental teaching clinics, and postgraduate clinics, and head of department of conservative dentistry at JUST. She is also member and former chair of the scientific committee of the Jordanian Board of Endodontics, and a member of the research committee of the Asia Pacific Endodontic Confederation (APEC).
Currently she is a professor in endodontics and coordinator of the graduate endodontic program at Jordan University of Science and Technology, and maintains a part time private practice limited to Endodontics. She Published 50 research papers, delivered 35 invited lectures nationally and internationally, received 6 awards, and serves as a reviewer for 15 international journals. Editorial board of the international Endodontic Journal, Journal of Endodontics, Saudi Endodontic Journal and BMC oral health. Coauthored 2 book chapters on VPT, received JOE honorary mention for clinical research in 2024, and ranked among the top 2% scientist in dentistry according to Stanford and Elsevier data base 2024.