Thomas Carl Peterson is an American climatologist and meteorologist. He is the president of the World Meteorological Organization's Commission for Climatology, and the former chief scientist at the National Climatic Data Center in Asheville, North Carolina, from which he retired in July 2015. He was a lead author of the IPCC Fourth Assessment Report, and was the co-editor-in-chief and co-chair of the United States Global Change Research Program's 2009 report "Global Climate Change Impacts in the United States". In 2004, he was named one of the top 1% most cited researchers in the field of geoscience by the Essential Science Indicators. References Living people American climatologists Colorado State University alumni World Meteorological Organization people National Oceanic and Atmospheric Administration personnel American officials of the United Nations Year of birth missing (living people)