Alvaro Sanz-Saez, Division of Plant Science, University of Missouri, Columbia, MO, Michael J. W. Maw, Division of Plant Sciences, University of Missouri-Columbia, Columbia, MO, Jose Arnulfo Polania, Agrobiodiversity Research Area, Bean Program, International Center for Tropical agriculture, Cali, Colombia, Idupulapati M. Rao M Rao, Agrobiodiversity Research Area, Bean Program, Tropical Forages Program, International Center for Tropical agriculture, Cali, Colombia, Stephen E. Beebe, International Center for Tropical Agriculture (CIAT), Cali, Colombia and Felix B. Fritschi, Division of Plant Sciences, University of Missouri, Columbia, MO