Dr. Fiero attended Denison Univeristy and earned a B.A. in History. After working for Prudential, Dr. Fiero left the insurance field and went to dental school, earning his Doctorate in Dental Medicine from University of Pittsburgh School of Dental Medicine in 1996. He then completed the residency program in Orthodontics at the University of Pennsylvania in 1998. Dr. Fiero has been in practice in Princeton since 1998 and is a member of the American Dental Association, the New Jersey Dental Association and the Mercer County Dental Association.