Peter M. Haas Additional contact information Peter M. Haas: Peter M. Haas is a Professor of Political Science at the University of Massachusetts, Amherst. His recent books include International Environmental Governance (2008); Global Environmental Governance (with Gus Speth, 2006) and Emerging Forces in Environmental Governance (co-edited with Norichika Kanie, 2004). He works on issues of international environmental governance, the interplay between international institutions and organized science, and international relations theory.