Roy W. Spencer is a principal research scientist for the University of Alabama in Huntsville and the U.S. Science Team Leader for the Advanced Microwave Scanning Radiometer (AMSR-E) on NASA’s Aqua satellite. In the past, he has served as senior scientist for climate studies at NASA’s Marshall Space Flight Center in Huntsville, Alabama. Spencer is the recipient of NASA’s Medal for Exceptional Scientific Achievement and the American Meteorological Society’s Special Award for his satellite-based temperature monitoring work. He is the author of numerous scientific articles that have appeared in peer-reviewed journals. His areas of research expertise include satellite temperature data, hurricanes, the Interfaith Stewardship Alliance, the evangelical movement and global warming, and general climate change issues.