2020-2021 American Board of Pediatric Dentistry Board of Directors

In May, 2020, The American Board of Pediatric Dentistry's (ABPD) sponsoring organization, American Academy of Pediatric Dentistry (AAPD), inducted the 2020/2021 ABPD Board of Directors virtually at the AAPD Annual Session, NashVirtual. With sincere gratitude, we wish the very best to Dr. Man Wai Ng, as she ends her time of service on the Board, and welcome Dr. Edward Ginsberg.


E. LaRee Johnson, DDS, MS, FAAPD

Dr. E. LaRee Johnson graduated with honors from the University of Tennessee, College of Dentistry in 1996. She completed a 3-year pediatric dentistry residency and received a Master of Science degree at the University of North Carolina in 1999. Dr. Johnson has completed the Kellogg Leadership Institute Cohort V and serves as adjunct faculty at the University of North Carolina. After her board certification in 2001, Dr. Johnson mentored many colleagues to pursue board certification, helped review cases and prepare for site visits until 2006 when she became an Examination Committee member for the American Board of Pediatric Dentistry serving on the Oral Clinical Examination Subcommittee. Working on both parts A and B of the exam and serving as the Part B leader, OCE liaison, and ultimately ABPD director, she has contributed to the construction of the exam for several years as well as serving as an examiner. She took has only taken two years away from official ABPD work to teach an OCE prep course.

Dr. Johnson has been in full-time private practice for over 20 years. She is the founder of Carolina Pediatric Dentistry, a multi-doctor, two-location practice in Raleigh, North Carolina and speaks nationally and internationally. Professionally, Dr. Johnson foremost enjoys clinical pediatric dentistry. Her effective practice management skills are simply a byproduct of ensuring a patient-centered practice model. 

Being a wife and mother of two teenagers brings Dr. Johnson her greatest joy. Her family’s hobbies include anything outside, travel, CrossFit and endurance sports. Dr. Johnson and her husband have completed multiple Ironman triathlons, the Umstead 100 Mile Endurance Run, and together have the goal to complete a marathon in each of the 50 states before age 50 (including qualifying for the Boston Marathon).


Dorothy Pang, DDS, MS

Dr. Pang received her DDS degree from the University of Texas, Health Science Center in Houston, completed her residency training in pediatric dentistry and obtained her Masters of Science degree from the University of North Carolina at Chapel Hill. After receiving her board certification in 2006, she has been an examiner of the Oral Clinical Examination since 2008 and a part leader of the Qualifying Examination Subcommittee since 2010. 

A native of Hong Kong and studied in England, Dr. Pang received her initial dental education from King’s College, University of London. Upon graduation from dental school in London she served as a dental officer of the Hong Kong Government providing care in rural communities and working with dental therapists to treat elementary school children. This latter experience ignited her interest in Pediatric Dentistry.

Following her residency training and graduate studies at UNC Chapel Hill, Dr. Pang and her husband Peter moved to San Francisco where she served as a full-time faculty member in the Division of Pediatric Dentistry of the University of California, San Francisco and later became the graduate program director. 

Dr. Pang's career has been a true mix of community dentistry, academia and private practice. For over 20 years, Dorothy has built a successful orthodontic and pediatric dental practice in San Francisco with Peter who is an orthodontist. She teaches part-time and remains an active and significant contributor to the residency program at UCSF serving as a Health Science Full Clinical Professor. Dr. Pang, Peter and their two sons, Jonathan and Benjamin, reside in San Francisco.


Gregory Olson, DDS, MS

Dr. Gregory Olson joined the UTHealth School of Dentistry at Houston faculty in late 2018 as professor and chair of the Department of Pediatric Dentistry. He is a dual-board certified orthodontist/pediatric dentist who taught in both graduate and predoctoral programs at Loma Linda University in California, where he earned a DDS, certificate in pediatric dentistry and a master’s degree in orthodontics and dentofacial orthopedics. He also holds a BS in management and operations from Pacific Union College.

Dr. Olson is certified by the American Board of Pediatric Dentistry, and as a newly appointed ABPD director, he is researching the impact the certification process and continued learning have on members and their patients. He completed a legislative fellowship with the American Dental Education Association and remains active with ADEA’s Legislative Advisory Council (current chair), building alliances that support oral health and dental education. He is a graduate of the ADEA/AAL Leadership Institute.

​Dr. Olson’s current research focuses on extracting and analyzing digital data related to clinical, educational and business processes. His purpose is to enhance individual and organizational decision-making to improve quality of life, with a global impact.

Dr. Olson was Board Certified in 2006 and has been involved with the ABPD since 2012. He has been an exam-item writer, part leader, and chair of the Renewal of Certification Process Subcommittee. 


Marcio Guelmann, DDS

Dr. Marcio Guelmann is Professor, Chair and former residency program director of the Department of Pediatric Dentistry at the University of Florida (UF) in Gainesville, FL. His DDS degree is from the Federal University of Parana, Brazil, in 1984 and his Certificate in Pediatric Dentistry is from the Hadassah Faculty of Dental Medicine in Jerusalem, Israel in 1988. While in Israel, Dr. Guelmann was in private practice and part-time academics for 10 years and served as president of the Israeli Society of Pediatric Dentistry from 1995 to 1998. In 2000, he completed a fellowship in pediatric dentistry at the University of Florida and joined UF as assistant professor.

Board Certified since 2006, Dr. Guelmann served as examiner for the Oral Clinical Examination (OCE) (2009-2017), OCE Part Leader (2016-17) and Chair of the Oral Clinical Examination Subcommittee in 2018. He is a Fellow of the ADEA Leadership Institute, Fellow of the American College of Dentists, a consultant and site-visitor for the Commission of Dental Accreditation and served as Executive Director for the Florida Academy of Pediatric Dentistry (2017-2019). He is the author and co-author of over 50 manuscripts and book chapters and serves as reviewer for national and international pediatric dental journals. 



Edward Ginsberg, DDS

Dr. Ginsberg is the founding partner of the Smiles4Children pediatric dental group practice, in Catonsville, Ellicott City and Eldersburg, Maryland. A 1982 honors graduate of the University of Maryland School of Dentistry, he completed pediatric dental specialty training at Maryland in 1984. Dr. Ginsberg is a Clinical Associate Professor in the Division of Pediatric Dentistry at the University of Maryland. He has been a part-time member of the department since 1985.

Dr. Ginsberg has been a diplomate of the ABPD since 1992. His service to ABPD includes: examiner for the Oral Clinical Examination (OCE) since 2008, OCE Subcommittee member, Part Leader and Chair of the Oral Clinical Examination.

Ed is a member of the Johns Hopkins Hospital Craniofacial Team and an examiner for the sedation committee of the Maryland State Board of Dental Examiners. He is a Fellow of the American College of Dentists, International College of Dentists, and the American Academy of Pediatric Dentistry.

Dr. Ginsberg has also served as the president of the Maryland Academy of Pediatric Dentistry and the Maryland Society of Dentistry for Children. He is a life member of OKU dental honor society and has completed the AAPD Kellogg Leadership Institute at Northwestern University. Ed and his wife Jeannie, have 2 married children and 4 grandsons. In his leisure, Dr. Ginsberg enjoys spending time with his family, swimming, biking, running and photography.



Leila Younger, DDS, MS

Dr. Leila C. Younger, D.D.S., M.S. is in private practice in Arlington Heights and Crystal Lake, Illinois. She is a Clinical Assistant Professor of pediatric dentistry at The University of Southern California Ostrow School of Dentistry.

Dr. Younger completed her residency at Children’s Memorial Hospital in Chicago and received a master’s degree from Northwestern University. She attended The University of Illinois College of Dentistry where she graduated with honors and was inducted into OKU. She completed her undergraduate degree in biology at the University of Illinois-Urbana/Champaign.

Dr. Younger has been Board Certified since 1998 and served as an examiner for the Oral Clinical Examination and on the Examination Committee of the American Board of Pediatric Dentistry since 2005. She served on several councils and committees for the American Academy of Pediatric Dentistry from 1992-2004. She became an ADA Evidence Based Dentistry Champion in 2012 and is a member of the National Dental Practice-Based Research Network.

Dr. Younger and her husband, Dr. Terry Younger, reside in Barrington, Illinois. They enjoy biking, hiking and travel. They are frequent visitors to the Los Angeles area where their two children reside.