Dr. Gregory S. Patience is a Canada Research Chair and Professor of Chemical Engineering at Polytechnique Montréal, Canada. Before joining academia, he held various research positions in industry related to catalyst manufacture, process design, technical marketing and management with Du Pont de Nemours & Co. in the USA, Spain, and Switzerland. Language fascinated him, so after his M.Sc. at the University of Calgary he moved to Montreal and became proficient in French while completing his PhD at Polytechnique. Since then he mastered Spanish, and then studied Italian while he lived in Geneva. He has consulted for major corporations - Total, Haldor-Topsøe, Arkema - and several start-ups that have resulted in a dozen patents. Along with more than 100 journal articles and book chapters, Professor Patience has presented his work at numerous conferences and developed courses on fluidization, reactor design, process design, and textiles manufacturing