Mark has been professor in the School of Resource and Environmental Management at Simon Fraser University, Vancouver, since 1986, with one interruption from 1992-97 while he served as Chair and CEO of the British Columbia Utilities Commission. His PhD is from the Energy Economics and Policy Institute at the University of Grenoble. Mark contributed to the Intergovernmental Panel on Climate Change in the 1990s and as an author on its 2011 Special Report on Renewables. He served for over a decade as an international expert with the China Council for International Cooperation on Environment and Development, including co-chairing the 2009 task force on sustainable use of coal, which reported directly to the Chinese premier. In the period 2007-2012, he served as convening lead author for sustainable energy policy with the Global Energy Assessment. With over 100 academic publications, he was named a fellow of the Royal Society of Canada in 2009, largely for his career research into the design and application of energy-economy models to assess the effectiveness and cost of sustainable energy policies. He advises energy and environment policy makers around the world.