Anthony C. Fisher is Professor Emeritus in the Department of Agricultural and Resource Economics at the University of California at Berkeley, where he has researched, taught, and consulted in the field of environmental and resource economics since 1977. His areas of specialization have included the theory and practice of environmental resource valuation, theory of exhaustible resource extraction and exploration, energy/economy modeling, and the allocation of ground and surface water, especially under drought conditions. His recent research focuses primarily on aspects of the economics of climate change.