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Methodological problems in a study of fetal visual perception

Anne M Scheel1, Stuart J Ritchie2, Nicholas J L Brown3

  • 1Human-Technology Interaction Group, Eindhoven University of Technology, Eindhoven, The Netherlands.

Current Biology : CB
|May 23, 2018
PubMed

Reid et al.[1] analysed data from 39 third-trimester fetuses, concluding that they showed a preferential head-orienting reaction towards lights projected through the uterine wall in a face-like arrangement, as opposed to an inverted triangle of dots. These results imply not only that assessment of visual-perceptive responses is possible in prenatal subjects, but also that a measurable preference for faces exists before birth. However, we have identified three substantial problems with Reid et al.'s [1] method and analyses, which we outline here.

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