In this episode of PolicyCast, Professor Matthew Bunn, a co-principal investigator for the Belfer Center’s project on Managing the Atom and co-editor of Insider Threats, explains how the US nuclear arsenal is managed, what the outgoing Obama administration’s $1 trillion commitment to modernization will entail, and what, if any, changes can be expected under President Trump. He also discusses the state of nuclear non-proliferation and the greatest nuclear threats the world faces today.

Matthew Bunn, Professor of Practice at Harvard Kennedy School and Co-Principal Investigator at the Belfer Center’s Project on Managing the Atom, sits down with Aroop Mukharji (@aroopmukharji) to talk about everything nuclear—from the nuclear football to the best way to prevent nuclear smuggling.