Paul Stuart, P. Eng., PhD, has taught chemical engineering at Polytechnique Montréal since 2000. He is a chairholder at the Natural Sciences and Engineering Research Council of Canada (NSERC), and the scientific director of Value Chain Optimization (VCO), a nationwide scientific network supported by NSERC. He co-founded and is the principal consultant at EnVertis Consulting, which supports the global forest sector in the identification and implementation of competitive biorefinery strategies. He is a founding fellow of the Pulp and Paper Technical Association of Canada (PAPTAC), a past president of the Canadian Society for Chemical Engineering (CSChE), and a fellow of the Canadian Academy of Engineering (CAE). He received his PhD in chemical engineering from McGill Univ. and is a registered professional engineer.