Justin D. Derner,¹ Gerald E. Schuman,² Michael Jawson,³ Steven R. Shafer,⁴ Jack A. Morgan,⁵ H. Wayne Polley,⁶ G. Brett Runion,⁷ Stephen A. Prior,⁸ H. Allen Torbert,⁹ Hugo H. Rogers,⁸ James Bunce,¹⁰ Lewis Ziska,¹⁰ Jeffrey W. White,¹¹ Alan J. Franzluebbers,¹² Jean D. Reeder,¹³ Rodney T. Venterea,¹⁴ Lowry A. Harper<sup>15

1</sup>Rangeland Scientist, US Department of Agriculture–Agricultural Research Service (USDA-ARS), Cheyenne, WY 82009-8899
²Soil Scientist, US Department of Agriculture–Agricultural Research Service (USDA-ARS), Cheyenne, WY 82009-8899
³National Program Leader for Global Change, USDA-ARS, Beltsville, MD 20705-5140
⁴Associate Area Director, Midwest Area and former National Program Leader for Global Change, USDA-ARS, Peoria, IL 61604
⁵Plant Physiologist, USDA-ARS, Fort Collins, CO 80526-2083
⁶Ecologist, USDA-ARS, Temple, TX 76502-6712
⁷Plant Pathologist, USDA-ARS, Auburn, AL 36832
⁸Plant Physiologist, USDA-ARS, Auburn, AL 36832
⁹Soil Scientist, USDA-ARS, Auburn, AL 36832
¹⁰Plant Physiologists, USDA-ARS, Beltsville, MD 20705-2350
¹¹Plant Physiologist, USDA-ARS, Phoenix, AZ 85040
¹²Ecologist, USDA-ARS, Watkinsville, GA 30677-2373
¹³Soil Scientist, USDA-ARS, Fort Collins, CO 80526-2083
¹⁴Soil Scientist, USDA-ARS, St. Paul, MN 55108
¹⁵Soil Scientist, USDA-ARS, Watkinsville, GA 30677-2373.