 During this period he courted controversy with his attacks on cultural relativism and on its perceived influence on other educationalists' philosophy.From 2000 to 2003 (the shortest time in office since 1467) he was headmaster of Winchester College, one of England's leading independent boarding schools.In 2003 he was appointed Director-General of the International School of Geneva and from 2011 to 2013 he was Chairman of International Education Systems (IES).