Four former Secretaries of Homeland Security discuss current issues in homeland security, the overlap between security and politics, and how our country can move forward by embracing the challenges—and opportunities—the Biden-Harris administration will face in their first year. Panelists: Michael Chertoff (2005-2009), Jeh Johnson (2013-2017), Janet Napolitano (2009-2013), Tom Ridge (2003-2005). Moderator: Doug Wilson. Series: "UC Public Policy Channel" [Public Affairs] [Show ID: 36811]