A dissociation between engagement and learning: Enthusiastic instructions fail to reliably improve performance on a memory task Motz, Benjamin A. ; de Leeuw, Joshua R. ; Carvalho, Paulo F. ; Liang, Kaley L. ; Goldstone, Robert L. Abstract Publication: PLoS ONE Pub Date: July 2017 DOI: 10.1371/journal.pone.0181775 Bibcode: 2017PLoSO..1281775M