A repeated-measures ANOVA was performed on mean response times (RTs), but showed no significant gender effect on response speed (F[1,38] = 0.617; p = 0.44; females = 658 ms, males = 672 ms). Men and women subjects also did not significantly differ in accuracy; however, error percentages were too few to be statistically analyzed. The emotional valence of faces affected RTs (F[1,38] = 191; p < 0.000001), which were faster to negative expressions (613 ms) than to neutral expressions (717 ms) for all viewers.