Professor of atmospheric science and director of the Earth System Science Center at the University of Alabama in Huntsville. In November 2000 Gov. Don Siegelman appointed him to be Alabama's State Climatologist. Awarded NASA's Medal for Exceptional Scientific Achievement in 1991. In January 2002 was inducted as a Fellow of the American Meteorological Society. Received his Ph.D. in Atmospheric Science from the University of Illinois in 1987.