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How Much Does 'True Belief' Cost?

Patricia Adair Gowaty | Posted 04.04.2013 | TED Weekends
Patricia Adair Gowaty

Sometimes the cost of believing something is true when it is false (being a "true believer") is gravely expensive compared to the cost of a believing something false when it is true (being a skeptic).

Sex Science: Repetition Is a Way to Keep From Being Fooled

Patricia Adair Gowaty | Posted 03.05.2013 | Science
Patricia Adair Gowaty

Could Bateman's influential conclusions about the lack of effect of mate number on reproductive success of mothers have been due to an undercount of the number of offspring mothers must have had? Our repetition proved that an unreliable method produced biased results.