Professor Geoffrey Dabelko: Senior Advisor, Woodrow Wilson Center, “Climate Change: Our Greatest National Security Threat.” Professor Dabelko is also Director of Environmental Studies at Ohio University. “As military leaders warn of global warming as the imperative to kind of get military capabilities aligned [for] when the effects of climate change start to impact these massive populations, you could have hundreds of thousands or millions of people displaced and then security will start to crumble pretty quickly .” That quote inspires our invitation to Professor Dabelko!