Professor Dunbar is the W.M. Keck, Sr. Professor of Earth Sciences at Stanford University. He is also a Senior Fellow of the Woods Institute for the Environment, a Bass University Fellow in Undergraduate Education, and Director of the Stanford University Stable Isotope Biogeochemistry Laboratory. He received the Antarctic Service Medal of the United States in 1983 and the SCAR Medal for Excellence in Antarctic Research in 2016. Professor Dunbar serves as a Trustee for the Consortium for Ocean Leadership, and is a member of the Board on Atmospheric Sciences and Climate of the U.S. National Academies. He co-authored the 2015 National Academy of Sciences report on Strategic Visions for Antarctic and Southern Ocean Research. His research group examines coastal biogeochemistry, present and past climate change, and melt rates of ice sheets.