Interoperability Members Chairs: William Birmingham, chair, U. of Michigan Ann Arbor Hans-Joerg Schek, chair Klemens Boehm, chair American Side: Andreas Paepcke, Stanford Barry Leiner, MCC European Side: Sophie Cluet, INRIA, France Fausto Rabitti, CNR, Italy Sverker Janson / Olle Olsson, SICS, Sweden Panos Constantoupoulos / Vassilis Christophides, FORTH, Greece