Professor Lahey is an international authority in multiphase flow and heat transfer technology and was formerly Director of the Center for Multiphase Research (CMR) at Rensselaer. He was previously Dean of Engineering at RPI and has served as Chairman of the Faculty & Science Senate. Prior to joining Rensselaer in 1975 as Chairman of the Department of Nuclear Engineering, he held several technical and managerial positions with the General Electric Company, including overall responsibility for all domestic and foreign R&D programs associated with nuclear reactor thermal-hydraulic and safety technology.