Radley Horton is an Associate Research Scientist at the Center for Climate Systems Research at Columbia University, affiliated with NASA’s Goddard Institute for Space Studies. Radley was a Convening Lead Author for the Third National Climate Assessment, Northeast Chapter. He is the Lead Principal Investigator for the NOAA-Regional Integrated Sciences and Assessments-funded Consortium for Climate Risk in the Urban Northeast. Radley is also the Columbia University lead for the Department of Interior-funded Northeast Climate Science Center. Radley is a PI on an NSF funded Climate Change Education Partnership Project. He is also Deputy Lead for NASA’s Climate Adaptation Science Investigator Working Group, charged with linking NASA’s science to its institutional stewardship. 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.