Dimitris Papadimitriou was born on July 6, 1959 in Jeddah, Saudi Arabia. His parents are Stelios Papadimitriou, who was Aristotle Onassis' right-hand man, and Alexandra Papadimitriou. His brother is Antonis Papadimitriou, president of the Onassis Foundation. Dimitris Papadimitriou grew up in Alexandria, Egypt until the age of seven. Classical music was played in his house all day[1].In 1976, working at the Athens Law School, he participated as a composer in performances of the theater department of the Athens University, such as Oedipus the Tyrant, Fausta, We and Time, The Bengal. Manos Hadjidakis heard his music and encouraged him to dedicate himself to this art[2].Dimitris Papadimitriou has written symphonic works, pieces for solo instruments and combinations of instruments, music for theater and for Greek cinema (Electric Angel, Revenge, Archangel of Passion, The Tree We Hurt, Victory of Samothrace, Lovers in the Time Machine, The Life One and a Half Thousand, The Light Going Out etc.), for Greek television and for television series in Sweden, France, Germany and elsewhere. The general public discovered him because of television[3]. Known from the beginning of the 1980s until today for his fine compositions, several of which dressed up well-known television hits (such as Anastasia by Giorgos Kordellas in a script by Mirela Papaikonomou, Don't Be Afraid of Fire, Due to Honor, Life which I did not live, Leni and the Witches of Smyrna), Dimitris Papadimitriou has also collaborated with Eleftheria Arvanitaki in a cycle of songs with the general title Songs for the Months, where he set well-known Greek poets to music[4].In 2003 he took over as director of the Third Program and in September 2010 general director of Hellenic Radio[5]. Busy but versatile, after his long-term presence in the administration of ERT radio, he founded the Greek Project, a non-profit organization for the promotion of Greek and not only music[6]. In 2006 he gave a concert in the General Assembly Hall of the United Nations Organization on the occasion of the organization's 60th birthday.