Further reading
Moynihan, Thomas (2020) X-Risk: How Humanity Discovered Its Own Extinction, Falmouth: Urbanomic.
Righetti, Luca & Fin Moorhouse (2021) Thomas Moynihan on the history of existential risk, Hear This Idea, March 22.
Sánchez, Sebastián (2022) Timeline of existential risk, Timelines Wiki, August 5.