Of all the extinction-level threats vying for our attention, AI, climate change, and nuclear war tend to get most of the airplay. But Annie Jacobsen thinks biological war should be near the top of our mental list of doomsday scenarios, too. She should know — Jacobsen has carved out a unique niche as America’s foremost reporter on the ways we could end the world. Her bestselling 2024 book Nuclear War: A Scenario terrified readers and experts alike, and has been optioned by Hollywood.  It was while conducting dozens of interviews with high-level government sources for Nuclear War that...