[4] Sgouros continued his studies at the Royal Academy of Music of London and the University of Maryland, College Park, in the United States of America.
[1] Besides his musical talents, Sgouros has undertaken postgraduate studies in mathematics at the University of Oxford.
[11] Performances around the world have included concerts in Australia,[12][13] Austria, Bulgaria, China, Cyprus, France, Germany, Hong Kong,[14] Israel, Italy, Japan, Korea, New Zealand,[15] Romania, Russia, South Africa, Spain, and Turkey.
[16] Sgouros has performed for the royal families of Britain, Monaco,[17][18] and Sweden, and played under the baton of renowned conductors such as Herbert von Karajan, Leonard Bernstein, Emil Tabakov, Kurt Masur, and Yevgeny Svetlanov.
[23][24][25] Sgouros has featured prominently in the media, having appeared on NBC's The Tonight Show Starring Johnny Carson[26] and a television concert with Chopin's 1st Piano Concerto.