Thomas H. Jordan is director of the Southern California Earthquake Center and W. M. Keck Foundation Professor of Earth Sciences at the University of Southern California. As SCEC's principal investigator since 2002, he has overseen all aspects of its program in earthquake system science, which currently involves over 600 scientists at more than 60 universities and research institutions worldwide (http://www.scec.org).

The center's mission is to develop comprehensive understanding of earthquakes and use this scientific knowledge to reduce earthquake risk. Jordan established SCEC's Collaboratory for the Study of Earthquake Predictability and has been the lead SCEC investigator on projects to create and improve a time-dependent, uniform California earthquake rupture forecast.

He currently chairs the International Commission on Earthquake Forecasting for Civil Protection (appointed by the Italian government), is a member of the California Earthquake Prediction Evaluation Council, and has served on the Scientific Earthquake Studies Advisory Committee of the U. S. Geological Survey. He is an author on approximately 190 scientific publications, including two popular textbooks.