Mark Jaccard is an economist who has advised energy and environment policy makers around the world. He is known for designing and applying energy-economy models to assess the effectiveness and cost of sustainable energy policies. A Fellow of the Royal Society of Canada, Jaccard contributed to assessment reports of the Intergovernmental Panel on Climate Change in the 1990s and was an author on its 2011 special report on renewable energy sources. In 2007-12, he served as convening lead author for sustainable energy policy with the Global Energy Assessment. He has served on the faculty of Simon Fraser University since 1986, save for a stint as chair and CEO of the British Columbia Utilities Commission 1992-97. He writes the blog Sustainability Suspicions and made headlines in 2012 as one of 13 protesters arrested for blockading a rail line used to deliver U.S. coal to Canada.