Dr. Casamassimo is the chief policy officer of the Pediatric Oral Health Research and Policy Center. He received his dental degree from Georgetown University in 1974 and a Master of Science and Certificate in Pediatric Dentistry from the University of Iowa in 1976. He is the former editor-in-chief of the American Academy of Pediatric Dentistry (AAPD) and its journal, Pediatric Dentistry, and also past president of AAPD.  His research interests include the oral health of children with special health care needs, health services research, and oral health disparity. He is board-certified in pediatric dentistry and practices at Nationwide Children's Hospital, in Columbus, Ohio, where he is a past president of the medical staff.

Chelsea Fosse, DMD, MPH is the Director of the Research and Policy Center at the American Academy of Pediatric Dentistry (AAPD). She is a diplomate in dental public health and previously worked in hospital and health care settings providing clinical care predominantly to adults with disabilities. Now working in oral health policy and health services research, she’s responsible for developing and implementing a research agenda to inform sound policymaking in pediatric oral health. She leads a team that analyzes the pediatric dental workforce, Medicaid policy and program implementation, evidence-based dental care delivery, access to high quality and safe dental care, and other contemporary issues in oral health, public health, and health policy. She’s a proud “alum” of Jacobi Medical Center, Columbia’s Mailman School of Public Health, Rutgers School of Dental Medicine, The University of Texas, the American Academy of Pediatrics, and the ADA Health Policy Institute (HPI). 

Lauren Mann is a Manager at the Research and Policy Center of the American Academy of Pediatric Dentistry (AAPD). Prior to joining AAPD, she spent over four years at the Centers for Medicare & Medicaid Services (CMS), where she worked on Affordable Care Act plans and the CMS Oral Health Cross-Cutting Initiative. In her current role, Lauren supports federal policy analysis and state advocacy efforts and serves as the staff liaison for the Councils and Committees on Dental Coding and Benefits, Safety and Quality Improvement, and Scientific Affairs. She holds a Master’s in Public Administration, a Bachelor’s in Public Health, and served as a Peace Corps Volunteer in Botswana.