Michael Aklin is Assistant Professor of Political Science at the University of Pittsburgh, and coauthor (with Johannes Urpelainen) of Renewables (MIT Press). Johannes Urpelainen is Prince Sultan bin Abdulaziz Professor of Energy, Resources, and Environment at Johns Hopkins School of Advanced International Studies (SAIS,) Founding Director of the Initiative for Sustainable Energy Policy (ISEP), and coauthor (with Michael Aklin) of Renewables (MIT Press).