Nate Hultman's research focuses on international climate policy, decisions about climate risks in policy and private sector investment, and the emerging markets for carbon and greenhouse gases. He currently holds appointments as a nonresident Fellow at the Brookings Institution, Washington DC; and Associate Fellow at the Institute for Science, Innovation, & Society, Oxford University. Dr Hultman has participated in the UN climate process starting with the Kyoto meeting in 1997 and has attended and presented at subsequent negotiations and advisory sessions. From 2006-2007, Hultman was a Visiting Fellow at the James Martin Institute for Science and Civilization, University of Oxford. A former Fulbright Fellow and NASA Earth Systems Science Fellow in climate sciences, Dr Hultman has also conducted research at Lawrence Berkeley National Laboratory and NASA Goddard Space Flight Center. Before joining the University of Maryland, he held a faculty appointment in the Program on Science, Technology, and International Affairs, Georgetown University. He holds a Ph.D. in Energy & Resources from the University of California, Berkeley.