Stephanie Pfirman is Foundation Professor, College of Global Futures and Senior Sustainability Scientist in the Global Institute of Sustainability and Innovation, Arizona State University. She uses the Sea Ice Tracking Utility (SITU) in her research on sea ice origin and fate. From 1993-2018 Pfirman was Hirschorn Professor and chair of the Environmental Science Department at Barnard College, Columbia University, and adjunct research scientist at the Lamont-Doherty Earth Observatory of Columbia University.