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Barry Allred is a Research Agricultural Engineer with the U.S. Department of Agriculture - Agricultural Research Service - Soil Drainage Research Unit in Columbus, Ohio. He is also an Adjunct Assistant Professor in the Food, Agricultural, and Biological Engineering Department at Ohio State University. Educational background includes a B.S. degree in geology (Oklahoma State University) and two M.S. degrees; the first M.S. with emphasis in geophysics (Northern Illinois University) and the second M.S. with emphasis in hydrogeology (Western Michigan University). He obtained his Ph.D. in Biosystems Engineering from Oklahoma State University. Prior employment experience includes working as a geophysicist (ConocoPhillips Inc.) and as a hydrogeologist (ERM-Southwest, Inc. and the New Mexico Bureau of Geology and Mineral Resources). His agricultural geophysics investigations have focused largely on drainage pipe detection and golf course infrastructure assessment using ground-penetrating radar. He has also studied aspects of soil electrical conductivity mapping using both resistivity and electromagnetic induction methods.
Zhiguo An received his bachelor degree in Applied Geophysics from China University of Geosciences in Beijing (2000), Master degree in Geophysical Exploration and Information Technology from China University of Geosciences in Beijing (2005), and Ph.D. in Solid Geophysics from Institute of Geology and Geophysics, Chinese Academy of Sciences (CAS) (2008). He currently is a Postdoctoral Fellow at the Institute of Geology and Geophysics, CAS. His research interests include electromagnetic data processing and applications, high-density resistivity method, and CSAMT/MT/TDEM techniques.
Hollis H. (Jay) Bennett, Jr. received B.S. and M.S. degrees in electrical engineering from the University of Arkansas and a M.S. degree in computer science from Mississippi State University. His career includes two years with the Korea Baptist Mission, two years with the defense contractor Merit Technology, Inc., one year of consultant work for defense contractors, and 23 years with the U.S. Army Corps of Engineers. He is …