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Comment: Experts Who Don't Know They Don't Know, Jonathan Koehler
Comment: Experts Who Don't Know They Don't Know, Jonathan Koehler
Faculty Working Papers
Sadly, the conclusion reached by Green and Armstrong (2006) – that experts should not be used for predicting the decisions that people will make in conflicts – comes as no surprise. Decades ago, Armstrong himself taught us that expertise beyond a minimal level does not improve judgmental accuracy across a variety of domains (Armstrong, 1980). More recently, Tetlock (2006) drove home the point in a study of hundreds of political experts who made thousands of forecasts over many years. Like Green and Armstrong (2006), Tetlock (2006) found that that expert forecasts were frequently inaccurate. In a nod to Armstrong's previous …