Giovanna Perrotti, DMD, is head of the Orthodontics and Children's Dentistry Unit at IRCCS Istituto Ortopedico Galeazzi in Milan, Italy. She teaches advanced courses on oral implantology as well as contemporary rehabilitation and reconstructive jaw therapy at the University of Milan. Dr Perrotti has a degree in dentistry and dental prosthetics with a specialization in orthognatodontics. Author of scientific papers on orthodontics and dental diagnostics, she is a member of the editorial boards of Quintessenza Internazionale, International Journal of Oral & Maxillofacial Implants, Dental Cadmos, and CAD-CAM Digital Dentistry and is the coauthor of two multimedia collections for Med Tutor Odontoiatria (Utet Scienze Mediche, 2008 and 2014).