Marco Rosa graduated as Medical Doctor in 1981 then carried out postgraduate studies first in Dentistry, then in Orthodontics. Former President and Active Member of the Angle Society of Europe, he is both the European Board and the Italian Board of Orthodontics certified. Honorary Member of the Italian Academy of Orthodontics Past President of the Italian Association of Specialists in Orthodontics He works in private practice, limited to Orthodontics, in Trento, Northern Italy and he is involved in the teaching program at Milan and Padua University - Italy. His primary areas of interest are: “Space Closure in the esthetic zone”, “Interdisciplinary Treatment”, “Orthodontics and Periodontics” and “Early Treatment and growth manipulation”. He published and regularly lectures internationally about these topics.