Chief Engagement Officer of CIMMYT, a global food security organization. CIMMYT is a lab-to-farm-to-table outfit, with a focus on science for impact with smallholder farmers in the Global South. Previously, the Founder and President of Ecospherics, an independent public policy research and consulting organization. A former U.S. Assistant Secretary of Defense for Energy. Throughout my career, in government and civil society, I've focused on the security implications of food, energy, climate change and other natural resources challenges.