Timothy Killeen is Assistant Director for Geosciences at the National Science Foundation (NSF) and past President of the American Geophysical Union.  

Killeen came to NSF under an Intergovernmental Personnel Act (IPA) assignment in July 2008 as Assistant Director of Geosciences.  Prior to NSF, Killeen was Director of the National Center for Atmospheric Research (NCAR) for eight years, and remains as a Senior Scientist in NCAR’s High Altitude Observatory, where his research interests include the experimental and theoretical study of the Earth’s upper atmosphere.  He came to NCAR from the University of Michigan where he was Professor of Atmospheric and Space.  During his tenure at Michigan, he also held positions as Director of the University of Michigan’s Space Physics Research Laboratory and Associate Vice President for Research.    

Killeen is Past President of the American Geophysical Union (AGU), a Fellow of the American Meteorological Society (AMS), a former AMS Councilor, and a member of the National Academy of Engineering.  Killeen has served as President of the Space Physics Section of the American Geophysical Union, and on numerous NASA, NSF, AGU and university committees.  He served as co-chair of the NASA Sun-Solar System Connection Strategic Roadmap Committee, and is a past Editor-in-Chief of the Journal of Atmospheric and Solar-Terrestrial Physics.

The lecture begins at 5:00 p.m. in Room 1040, Dana Building; a reception follows.