Robert Cahalan
Robert F. Cahalan (born November 24, 1946) is Emeritus Scientist at NASA Goddard Space Flight Center, and previous Chief of the Laboratory for Climate and Radiation (2003–2013), Project Scientist of the Solar Radiation and Climate Experiment (SORCE), and President of the International Radiation Commission (IRC) of the International Association of Meteorology and Atmospheric Sciences of the International Union of Geodesy and Geophysics during 2008–2012. His interests include climate change, energy balance, remote sensing, and solar radiation. Cahalan grew up in Miamisburg, Ohio and Cincinnati, Ohio and received his master's degree and Doctorate in physics from the University of Illinois in 1969 and 1973. After a two-year post-doc at Syracuse University, and a third year as Visiting Professor there, he became a senior post-doc at the National Center for Atmospheric Research after which he joined NASA Goddard Space Flight Center as a civil servant. There he spent 1979–present, retiring from civil service in 2015 to become Emeritus Scientist.