The paediatrician George Moustakas studied at the Medical School of the National and Kapodistrian University of Athens. He received a speciality in paediatrics title at the tier 1 University Paediatric Clinic of Children's Hospital in Greece, "Aglaia Kyriakou". He was a volunteer at the Olympic Games in Athens in 2004 and the Special Olympics in 2011. George took active voluntary actions on paediatric prophylactic control in various humanitarian childhood institutions such as "Children's Smile" and many more. During his many years as a paediatrician, George has been involved in various humanitarian missions during wars and natural disasters in different places of the world (Yugoslavia, Kosovo, etc.). He has participated in various medical publications with paediatric issues such as diet, vaccination, accidents, and tips on them as well as in international specialised paediatric congresses such as those in the USA (Chicago, San Francisco, Texas), in Europe (UK, France, Germany, Sweden, Ireland, Portugal etc.), China, Thailand, Hong Kong, Beijing, and hundreds of paediatric congresses in Greece. He has been practising paediatrics at the Athens Paediatric Centre since 1992 and in the paediatric department of the Journalists' Fund (EDOEAP) the past 20 years until today. He is a member of the Athens Medical Association and the Greek Paediatric Society.