Timmons Roberts is Ittleson Professor of Environmental Studies and Sociology at Brown University and the Executive Director of the Climate Social Science Network. His research focuses on the politics of climate change. Co-author and editor of fourteen books and edited volumes, and of over one hundred articles and book chapters, Timmons’ current research focuses on social drivers of action and inaction on climate change. After fifteen years studying tensions between the global North and South at the United Nations climate negotiations, he has expanded his research into what explains the failure to address climate change in the United States. Current studies examine lobbying in state legislatures and influence over agencies and commissions.