Professor John H. S. Lee is a Professor of Mechanical Engineering at McGill University. His research areas are in combustion, detonations and shock wave physics, and explosion dynamics; he has been carrying out fundamental and applied research in these areas for the past 40 years. He is a consultant and has served on numerous government and industrial advisory committees on explosion hazards and safety since the late 1960s. He is a recipient of the silver medal from the Combustion Institute (1980), the Dionizy Smolenski Medal from the Polish Academy of Sciences (1988), and the Nuna Manson gold...