Polarity Correspondence Confounds Metaphor Congruency Effects 1 Running head: POLARITY CORRESPONDENCE Polarity Correspondence in Metaphor Congruency Effects: Structural Overlap Predicts Categorization Times for Bi-Polar Concepts Presented in Vertical Space. Daniël Lakens Eindhoven University of Technology In Press Journal of Experimental Psychology: Learning, Memory, and Cognition Correspondence should be addressed to Daniël Lakens, Human Technology Interaction Group, IPO 1.24, PO Box 513, 5600MB Eindhoven, The Netherlands. E-mail: D.Lakens@tue.nl.