Radley Horton is a Lamont Research Professor at Columbia University’s Lamont-Doherty Earth Observatory. His research focuses on climate extremes, tail risks, climate impacts, and adaptation. Radley was a Convening Lead Author for the Third National Climate Assessment. He currently Co-Chairs Columbia’s Adaptation Initiative, and is Principal Investigator for the Columbia University-WWF ADVANCE partnership, and the NOAA-Regional Integrated Sciences and Assessments-funded Consortium for Climate Risk in the Urban Northeast. He is also the Columbia University lead for the Department of Interior-funded Northeast Climate Science Center, and is a PI on an NSF-funded Climate Change Education Partnership Project. Radley has been a Co-leader in the development of a global research agenda in support of the United Nations Environmental Program’s Programme on Vulnerability, Impacts, and Adaptation (PROVIA) initiative. He serves on numerous national and international task forces and committees, including the Climate Scenarios Task Force in support of the 2018 National Climate Assessment, and frequently appears on national and international television, radio, and in print. Radley teaches in Columbia University’s Sustainable Development department.