Rosalia Leonardi is a Full Professor in Orthodontics, the Head of the Postgraduate Orthodontic Program at the Department of Orthodontics, and the Dean of the Dental School at Catania University. After her Dental Degree from the University of Catania in 1985, she specialized in Orthodontics and received her M.Sc. in Orthodontics from Napoli Federico II University. She is also an experienced lecturer on orthodontics and temporomandibular joint dysfunctions. She was a Visiting Professor at Harvard School of Dental Medicine, Helsinki Dental School, and the Orofacial Pain Center, University of Kentucky. Her main interests, among others, are digital orthodontics, e-learning in orthodontics, craniofacial development and syndromes, dental anomalies, palatally displaced canines, tooth movement, mediators of tooth movement, and TMJ disc pathology.