Adam Davis, USDA-ARS Global Change and Photosynthesis Research Unit, Urbana, IL, Alwyn Williams, Department of Agronomy and Plant Genetics, University of Minnesota, Jessup, MD, Melanie A Kammerer, Department of Plant Science, Pennsylvania State University, University Park, PA, David A. Mortensen, Plant Science, Pennsylvania State University, University Park, PA, Daniel A. Kane, Department of Plant, Soil and Microbial Sciences, Michigan State University, East Lansing, MI, Richard G. Smith, Natural Resources and Environment, University of New Hampshire, Durham, NH, US, Mitch C. Hunter, Plant Science, University of Minnesota-Twin Cities, St. Paul, MN, Sieglinde S. Snapp, Room A282, CIMMYT, Brownsville, TX, US and Nicholas R. Jordan, Department of Agronomy and Plant Genetics, University of Minnesota, Saint Paul, MN