Recently, Francesca Pongiglione (2025, 92) introduced the concept of epistemic hubris as an epistemic flaw that is behind “the anonymous layperson who believes that a couple of afternoons doing online research suffice for gaining expertise even on complex topics.” She claims that it underlies the increasingly frequent phenomenon of “improvised expertise,” where nonexperts publicly claim epistemic authority on complex issues such as vaccines, climate change, or geopolitics. In particul...
