Gregg Macey is a Lecturer in the Department of Urban and Environmental Planning at the University of Virginia, where he has taught environmental economics, land use law and policy, and environmental justice. He is also an attorney with the law firm Kirkland & Ellis. He holds a J.D. from the University of Virginia and will receive his Ph.D. in urban planning from MIT. Prior to law school, he worked as a land use mediator and a consultant.

Jonathan Cannon is Professor and Director of the Environmental and Land Use Law Program at the University of Virginia Law School. He was formerly in the private practice of environmental law and also served in a number of senior positions at the U.S. Environmental Protection Agency, including most recently General Counsel. He was Director of the Center for Expertise for Superfund Site Recycling at the University of Virginia.

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