The Truro Meeting House presents a Zoom talk with cognitive psychologist Steven Pinker on Monday, July 12th, at 5 p.m. Pinker will discuss his book Rationality: What It Is, Why It Seems Scarce, Why It Matters, which asks how a species that developed a Covid vaccine in only a year also produces fake news and conspiracy theories. Registration is free at truromeetinghousefriends.com.