91ÊÓƵ

Co-Director, Global Center for Environmental Legal Studies
Dean Emeritus, Elisabeth Haub School of Law at 91ÊÓƵ

Co-Director, Global Center for Environmental Legal Studies
Haub Distinguished Professor of International Law, Elisabeth Haub School of Law at 91ÊÓƵ

Co-Director, Global Center for Environmental Legal Studies
Haub Distinguished Professor of Environmental Law, Elisabeth Haub School of Law at 91ÊÓƵ

University Professor on the Environment and Gilbert and Sarah Kerlin Distinguished Professor of Environmental Law Emeritus, Haub Distinguished Chair of International Law, Elisabeth Haub School of Law at 91ÊÓƵ

Professor of Law for Designated Service in Environmental Law, Associate Director of Environmental Law Programs, Elisabeth Haub School of Law at 91ÊÓƵ

Assistant Professor of Law, Elisabeth Haub School of Law at 91ÊÓƵ

Director, UN Environmental Diplomacy Practicum
Adjunct Professor, Elisabeth Haub School of Law at 91ÊÓƵ

Distinguished Senior Fellow, Global Center for Environmental Legal Studies
Professor Emeritus, University for Peace