Dr. Hari Petsos graduated (DMD, Dr. med. dent.) in 2013 in Goethe University Frankfurt/Main (Germany) and got specialization in oral surgery/ implantology (DDS, 2012) and periodontology (2019). In 2015 he earned a master degree (M.Sc.) in periodontology and implant therapy from Dresden International University. Dr. Petsos is author of different scientific papers in national and International journals. Most recently (2020) he and his co-authors received the R. Earl Robinson Regeneration Award from the American Academy of Periodontology (AAP) for the most outstanding publication in the field of regenerative periodontal therapy.