Irwin, Robert Little, Donald P. : McGill University Garden, Kenneth J. : University of Chicago O'Kane, Bernard : American University in Cairo Conermann, Stephan : University of Kiel Al-Tikriti, Nabil : University of Chicago Martel-Thoumian, Bernadette : MIAN, Université Paul-Valéry, Montpellier III Bauer, Thomas : Universität Erlangen Walker, Paul E.