The authoritative guide to ensuring science and technology make life on Earth better, not worse.

Watch the 2025 Doomsday Clock announcement on January 28


Sara Bjerg Moller

Sara Moller is an associate teaching professor and director of international and alumni affairs in the Security Studies Program at Georgetown University and a non-resident senior fellow at the Atlantic Council.


Articles by Sara Bjerg Moller

Question for the candidates: How will you reassure allies worried about the credibility of the US security guarantees?

By Sara Bjerg Moller | Nuclear Weapons