Holly Fretwell is a Research Fellow at PERC and an adjunct instructor at Montana State University where she has taught introductory economics, macroeconomics, natural resources, and environmental economics. She works with the Foundation for Teaching Economics, giving workshops for high school teachers to improve their skills in teaching and using economic tools. Fretwell has co-authored curriculum for high school teachers on economic principles and climate change issues. She is author of the book Who is Minding the Federal Estate: Political Management of America’s Public Lands and The Sky’s Not Falling: Why It’s OK to Chill About Global Warming. Fretwell holds a bachelor’s degree in political science and a master’s degree in resource economics from Montana State University.