Major research interests include satellite observations of the global water and energy cycle, air-sea interactions and climate variability. B.S., meteorology, 1976, Florida State University, M.S., meteorology, 1982, and Ph.D. meteorology 1986, University of Wisconsin, Madison. Mellon Foundation Post-Doctoral Fellowship, Scripps Institution of Oceanography (1986-1987), Meteorologist NOAA Boulder Climate Diagnostics Center (1988-1999), Meteorologist NOAA Boulder Environmental Technology Laboratory (1999-2002), Supervisory Meteorologist NOAA National Climatic Data Center (2002-2012).
Member National Research Council Global Energy and Water Cycle Experiment (GEWEX) Panel, 1993‑1997, Member, World Climate Research Program (WCRP) Global Energy and Water Cycle Experiment (GEWEX) Radiation Panel, 2001-2007, 1998 Editors’ Citation for Excellence in Refereeing, Geophysical Research Letters – “for thorough and efficient reviews of manuscripts on topics related to the measurement and climate implications of atmospheric water vapor”, NOAA Administrator’s Award 2004 for “outstanding administration and leadership in developing a new division to meet the challenges to NOAA in the area of climate applications related to remotely sensed data”, Graduate Leadership in a Democratic Society, Federal Executive Institute, Office of Personnel Management, 2006, Outstanding Heroic Act Award 2009, Excellence in Public Service, Buncombe County NC. Author of over 45 publications, 16 in AGU journals. Most highly cited papers are in observational studies of long term variability and trends in atmospheric water vapor and clouds.