A thread through the archive
Essays tagged “reaction time”. Follow an idea across the archive.
Scott Alexander debunks a study claiming Victorians were smarter than modern people, showing it's based on flawed data comparison and ignores crucial factors like selection bias and demographics.
Scott explains the Implicit Association Test (IAT), which measures unconscious associations by testing reaction times when categorizing concepts, and argues it's better understood as measuring distances in conceptual space rather than as a simple test for prejudice.