John Fasullo leads societally relevant research aimed at understanding and predicting Earth system variability. He is a member of CAS at NCAR and a Research Associate in the ATOC Department at the University of Colorado. Dr. Fasullo also has private-sector experience with environmental impact studies and expert witness testimony. He obtained his B.S. in App/Eng Physics from Cornell University and his Ph.D. from ATOC at the University of Colorado.