How are our nuclear weapons choices decided? Who gets a say in making the knowledge that is used to justify these choices? Emma Belcher discusses these questions with Dr. Benoit Pelopidas, founding director of the Nuclear Knowledges program at Sciences Po (CERI) in Paris.

On Early Warning, Alex Hall sits down with Dr. Bridget Conley, research director at the World Peace Foundation. She discusses how civilians are protected under the laws of war, and the intersection between nuclear weapons and genocide.