The issue focused on GM soybeans was discussed by Gordon Conway and Pierre Robin at the AGU AGEC Conference on Agriculture and Environment (October 29 - November 3, 1999). Gordon Conway has presented several papers at AGEC since 1983 on topics ranging from weed management to livestock nutrition and herbicide tolerance. Pierre Robin has presented papers at AGEC since 1981 on topics ranging from livestock nutrition and herbicide tolerance to livestock weed management and ecological weed ecology. AGEC membership includes representatives from agricultural organizations around the world and scientific associations