Robert E. Mace joined the Texas Water Development Board in 1999 to manage the Groundwater Availability Modeling Program. Over the next nine years, he rose from a unit leader to director for the Groundwater Resources Division to assuming his present role in 2009 as a Deputy Executive Administrator to lead the Water Science & Conservation program area for the agency. Prior to Texas Water Development Board, Dr. Mace worked eight years at the Bureau of Economic Geology at The University of Texas at Austin as a hydrologist and research scientist.

With a degree in Hydrology from the University of Arizona (1974) and a Masters in Civil Engineering from the Ohio State (1975) Ms. Uhlman started her career with the United States Geological Survey and then worked with various consulting firms throughout the United States and internationally. In 2003 she accepted a faculty appointment with the University of Arizona and then later joined Texas A&M University in developing their domestic well education program. Now an independent consultant, Ms. Uhlman is a frequent speaker to the public, local and state government on the tools and data necessary to improve groundwater resource management.