Maverick thinker Nassim Nicholas Taleb had an illustrious career on Wall Street before turning his focus to his black swan theory. Not all swans are white, and not all events-no matter what the experts think-are predictable. Taleb shows that black swans, like 9/11, cannot be foreseen and have an immeasurable impact on the world. " Taleb] administers a severe thrashing to MBA- and Nobel Prize-credentialed experts who make their living from economic forecasting."-Booklist.