Jonathan Overpeck is one of the world's leading experts on global climate change, Overpeck is co-director of the Institute for Environment and Society and a professor of geosciences and atmospheric sciences. He was invited to join the United Nations Intergovernmental Panel on Climate Change and served as coordinating lead author on significant research that earned a Nobel Prize in 2007. Governments and academic institutions worldwide seek Overpeck's opinions and expertise on global warming and climate change. The sixth annual Innovation Day on March 26, 2009, celebrated The University of Arizona's success in technology development and innovation by showcasing the research achievements of students, staff and faculty, especially those who have successfully translated original and innovative technology ideas from the laboratory to the marketplace or are on track to do so. Among those recognized during the daylong celebration were five "Leading Edge Researchers," honored at a morning awards ceremony in the Student Union Memorial Center's Gallagher Theater.