Dr. Elliot Kronstein is a prosthodontist that specializes in cosmetic and implant dentistry. He is one of the original members of RDG and was the founder of The Restorative Dental Study Club of Cambridge, a multidisciplinary continuing education lecture series for dentists in the Metropolitan Boston area. He is a Fellow of the Greater New York Academy of Prosthodontics and was president of the Massachusetts Chapter of The American College of Prosthodontists. Dr. Kronstein was a prosthodontic mentor and a speaker for the educational advisory board of Implant Innovations Inc. He is presently a member of the Straumann Speaker Consortium. An avid runner, he has participated in the Boston Marathon and continues to run and enjoy it.

Elliot is the Board Chair of The Precious Project, a 501(c)(3) nonprofit organization in Tanzania dedicated to eliminating the effects of poverty through its advocacy for improving access to education. Elliot also sits as a board member with other nonprofit organizations as well.