2019 Physics/Theoretical Colloquium Thursday, August 8th , 2019 3:45 – 4:45 p.m. Rosen Auditorium (TA-53, Bldg. 001) Refreshments at 3:15pm Speaker: Siegfried S. Hecker Center for International Security and Cooperation, Stanford University “A look at the global nuclear security landscape” Abstract: I will provide a perspective of the nuclear security landscape around the world – from concerns about a return to the Cold War with Russia and on entering a new one with China, to the nuclear ambitions of North Korea and Iran. I will also touch on the dangers of a nuclear confrontation between India and Pakistan as well as assess the risks of global nuclear terrorism.