Efstathiou was educated at Tottenham Grammar School which he left at age 16 and to which he returned as a lab technician.
high school | Harvard Business School | London School of Economics | Harvard Medical School | secondary school | Harvard Law School | Eastman School of Music | Tottenham Hotspur F.C. | Juilliard School | Public school (government funded) | High School Musical | Gymnasium (school) | Yale Law School | Rugby School | school district | high school football | public school | school | New York University School of Law | Westminster School | Tisch School of the Arts | Charterhouse School | Harrow School | University-preparatory school | Naval Postgraduate School | Glasgow School of Art | University of Michigan Law School | Manhattan School of Music | Guildhall School of Music and Drama | Columbia Law School |