RebaVilsackFieldsRunkle.jpg (IMAGE) University of Arkansas Caption From left: Michele Reba, research hydrologist for the USDA-Agriculture Research Service in Jonesboro; Tom Vilsack, U.S. Secretary of Agriculture; Deacue Fields, vice-president for agriculture, University of Arkansas System; and Ben Runkle, associate professor of biological and agricultural engineering. Credit Photo by Mary Hightower. Usage Restrictions none License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.