When Is a Black Swan Not a Black Swan?

According to Wikipedia, a black-swan event is “an event that comes as a surprise, has a major effect, and is often inappropriately rationalised after the fact with the benefit of hindsight.” The Antiplanner’s policy brief about black swans was condensed into an article in the Federalist this week.

Almost as if in response, Nassim Taleb, the person who coined the term “black-swan event,” says he doesn’t believe this pandemic is a black swan. Why not? Because he predicted it!

He might have predicted that a pandemic would eventually take place. Tom Clancy predicted that someone would fly an airplane into important buildings in the United States. The Weather Service predicted that Hurricane Katrina would hit the Gulf Coast. Many, including the Antiplanner, predicted that the housing bubble of 2006 would lead to a financial crisis. Continue reading