Dr. Castroflorio was one of the speakers at the 54th International Congress of the Italian Society of Orthodontics (SIDO), held in Rome Oct. 12-14. The Congress focused on the efficiency of orthodontic treatments and on simplifying, not trivializing, the pursuit of excellence. Dr. Castroflorio's lecture provided an overview of the state of the art in the field of orthodontic treatment excellence with clear aligners.