Work Experience
- August 2000-present: Director of Spatial Sciences Laboratory, Texas A&M University (TAMU), TX.
- 2004-present: Professor TAMU and Texas AgriLife Research.
- 1999-2004: Associate Professor, TAMU and Texas Agricultural Experiment Station (TAES).
- April 1999- July 2000: Assistant Director of Mapping Science Laboratory, TAMU, College Station, TX.
- 1998-present: Adjunct Professor, School of Rural Public Health, Health Science Center, TAMU.
- 1996-1999: Assistant Professor, TAES, Temple, TX.
- 1992-1996: Agricultural Engineer and Associate Research Scientist, TAES, Temple, TX.
- 1989-1992: Graduate Research Assistant, Purdue University, W. Lafayette, IN.
- 1988-1989: Graduate Research Assistant, AIT, Bangkok.