He then moved to the University of Cyprus , where he was a professor of psychology until he became the Minister of Education and Culture .
He was a professor of Developmental Psychology at the Aristotle University of Thessaloniki until 1996 .
professor then moved to the University of Cyprus , where professor was a professor of psychology until professor became the Minister of Education and Culture .
He was a professor of Developmental Psychology at the Aristotle University of Thessaloniki until 1996 .