Dr. Greco took his Dental Degree at University of Rome “Tor Vergata” in 1999, his Postgraduate Degree in Orthodontics at University of Ferrara in 2007, served as Postgraduate Fellow at San Giovanni Calibita Fatebenefratelli Hospital Isola Tiberina in Rome from 2000 to 2015, became PhD Doctor at University of Rome “Tor Vergata in 2016, Visiting Professor at University of Ferrara from 2013 and Visiting Professor at University of L’Aquila from 2017. He is Member of Italian Board of Orthodontics (I.B.O.), Member of European Board of Orthodontists (E.B.O.), Active Member of Italian Society of Orthodontics (S.I.D.O.), Active Member of Italian Academy of Orthodontics (A.I.d.Or.), Active Member of European Orthodontic Society (E.O.S.), Active Member of World Federation of Orthodontists (W.F.O.), Member of European Aligner Society (E.A.S.), Past-President (2013-15) of the Italian Society of Bidimensional Technique (S.I.Te.Bi), Past President (2013) of the Italian Association of Orthodontists Specialist (A.S.I.O.), International Clinical Speaker Invisalign (2013). Author of scientific papers on national and international journals, speaker at nationals and international courses and meetings. He has got his own dental practice in Rome with exclusive interest to Orthodontics and pretty exclusive in Invisalign.