Journal article

Does sadness impair color perception? Thorstenson et al.’s plan to find out is flawed

Alex Holcombe, Nicholas JL Brown, Patrick Goodbourn, Alexander Etz, Sebastian Geukes

PeerJ PrePrints | Published : 2015

Abstract

In their article reporting the results of two experiments, Thorstenson, Pazda, & Elliot (2015a) found evidence that perception of colors on the blue-yellow axis was impaired if the participants had watched a sad movie clip, relative to participants who watched clips designed to induce a happy or neutral mood. Subsequently, these authors retracted their article (Thorstenson, Pazda, & Elliot, 2015b), citing a mistake in their statistical analyses and a problem with the data in one of their experiments. Here, we discuss a number of other methodological problems with Thorstenson et al. ’s experimental design, and also demonstrate that the problems with the data go beyond what these authors repor..

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