International Scientific Committee: Othieno Abinya, Nairobi, Kenya James O. Armitage, Omaha, USA Gabriel Bimenya, Kampala, Uganda Franco Cavalli, Bellinzona, Switzerland Volker Diehl, Cologne, Germany Sandra J. Horning, Stanford, USA Elaine S. Jaffe, Bethesda, USA Lorenzo Leoncini, Siena, Italy Ian Magrath, Brussels, Belgium Walter Mwanda, Nairobi, Kenya Stefano Pileri, Bologna Italy Martine Raphael, Paris, France Alan Rickinson, Birmingham, UK Nelson Sewankambo, Kampala, Uganda Harald Stein, Berlin, Germany Lorenz Trümper, Göttingen, Germany