Thomas Bayes devised a theorem that allowed him to assign probabilities to events that had never happened before, and it is being used in contemporary thought to answer questions about human existence.

"At its simplest, Bayes's theorem describes the probability of an event, based on prior knowledge of conditions that might be related to the event. But in Everything Is Predictable, Tom Chivers lays out how it affects every aspect of our lives. He explains why highly accurate screening tests can lead to false positives and how a failure to account for it in court has put innocent people in jail. But its influence goes far beyond practical applications....