In 1999 St Martin's Press New York published his "Preventing the Clash of Civilisations A Peace Strategy for the 21st Century", which calls for dialogue and presents a strategy against the clash of civilisations prophesied by Samuel Huntington.
En 1999 est paru aux Editions St. Martin's Press New York son livre "Preventing the Clash of Civilizations - A Peace Strategy for the 21st Century", plaidoyer en faveur du dialogue et stratégie de lutte contre le choc des civilisations annoncé par Samuel Huntington.