Taught the mini-seminar, Law and Governance in Speculative Visions of Future Societies, 2011.
Presented "Approaches to More Effective Regulation," Workshop on Social Science and the Alternative Energy Future, American Academy of Arts and Sciences, Washington, D.C., May 18-20, 2011.
Presented "Scenario Exercise on National Positions on Governance of Geoengineering Research," workshop on governance of climate engineering research, Royal Society Kavli Centre, March 21-24, 2011.
Chair of "mechanics" working group, Solar Radiation Management Governance Initiative (convened by UK Royal Society, Environmental Defense Fund, and Academy of Sciences of the Developing World), 2010-2011.
Faculty lead, Climate Change Center, University of Michigan Sustainability Initiative, 2010-2011.
Presented "Science and Politics of Climate Change," American Geophysical Union annual meeting, Dec. 15, 2010.
Presented "Scenarios in Climate Assessment," planning workshop, U.S. Climate Assessment, Washington, D.C., Dec 6-8, 2010.
Presented "Alternative Approaches to a Climate Regime," Climate of Action CIGI-2010 (annual conference of the Centre for International Governance Innovation), Waterloo, Ontario, Oct 1-3, 2010.
Gave keynote address on "Governance and Risks of Geoengineering," EPRI Climate Change Workshop, Washington, D.C., May 19, 2010.
Member of the National Academy of Sciences Panel on Advancing the Science of Climate Change. The panel's report was published May 19, 2010. See www.americasclimatechoices.org.
Addressed a public forum, "Climate Change and the Ethics of Responsibility," Centre for Ethics, University of Toronto, April 27, 2010.
Participated in a workshop on "Sustainability and the Law" at the Sandra Day O'Connor School of Law at Arizona State University, April 2010.
Participated in the Asilomar International Conference on Climate Intervention, Pacific Grove, California, March 22-26, 2010.
Spoke on "Regulatory Bargaining and Technological Innovation," Workshop on Negotiation and Conflict Resolution, UCLA Law School, January 14, 2010.
Spoke on "Climate Change Policies and Technological Innovation," Distinguished Lecture Series on Bioeconomy and Global Climate Change, Michigan State University, November 2009.