Summary of the manipulations and findings of Experiments 1–6.

<p><i>Note</i>: SV = Experiment that investigates the spatial-to-valence metaphoric association; VS = Experiment that investigates the valence-to-spatial metaphoric association. In the Prime Type column, Fixation = a fixation point +++ moving from the center to the top/bottom in three steps, see <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0123371#pone.0123371.g001" target="_blank">Fig 1A</a>, Word = a positive or negative word, and Picture = a positive or negative picture. In the WML Type column, 6-digit = a 6-digit rehearsal task as the verbal working memory load and 4-dot = a 4-dot-position rehearsal task as the visuospatial working memory load.</p><p>Summary of the manipulations and findings of Experiments 1–6.