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Results from the control experiments. (a) Bar plots depict mean response times for faces with reversed contrast polarity around the eye region in the first control experiment. (b) Mean response times for faces gradually blended into the masks in the second control experiment, employing transparency ramps of 12 s, 14 s, and 16 s. Error bars denote 95% confidence intervals for the mean difference between direct and averted gaze, respectively.
