1 The seminal work on the contour bias is “Humans Prefer Curved Visual Objects” by Moshe Bar and Maital Neta, Psychological Science, 2006, vol. 17. See also “Visual Elements of Subjective Preference Modulate Amygdala Activation” by Moshe Bar and Maital Neta, Neuropsychologia, 2007, vol. 45.

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