LtGen. John “Glad” Castellaw, USMC (Retired)
(CEO) of Farmspace Systems LLC
Glad is co-founder and CEO of Farmspace Systems LLC., a provider of aerial data collection, management, and equipment. He graduated from The University of Tennessee at Martin (UTM) with a degree in agriculture and a commission in the Marine Corps. He led Marines around the world, flew multiple aircraft, served on the UN staff in the Siege of Sarajevo, executed humanitarian operations in Asia, Africa, and Europe, commanded U.S. forces in stability/security operations in East Timor, and was chief of staff for U.S. Central Command for wars in Iraq and Afghanistan. In the Pentagon he oversaw Marine Aviation and the Marine Corps budget. Retiring after 36 years of service, he has become recognized as a national security expert. Recently Glad has appeared in a National Geographic Network series on climate security and has testified before a Senate Foreign Relations sub-committee on food security. Currently, he is a teaching fellow at UTM, speaks in various venues on the impacts of climate, food, and energy insecurity as well as providing commentary for various media outlets. Among his affiliations are the Center on Climate and Security, the American Security Project, the US Global Leadership Coalition, and Environmental Entrepreneurs (E2).