Roger Pielke Jr. is a professor of environmental studies at the Center for Science and Technology Policy Research at the University of Colorado at Boulder. He also has appointments as an Associate Fellow at the Institute for Science, Innovation and Society at Oxford University's Said Business School and as a Senior Visiting Fellow at the Consortium for Science, Policy and Outcomes at Arizona State University. Since 2008 he has also been a Senior Fellow of The Breakthrough Institute, a progressive think tank.