Erratum: In the article “Interactions between Location and Task Affect the Spatial and Directional Firing of Hippocampal Neurons” (E.J. Markus et al.), which appeared on pages 7079–7094 in the November 1995 issue, there are three corrections in the References. Best and Thompson (1984) should read “Best PJ, Thompson LT (1989) Persistence, reticence, and opportunism of place cell activity in hippocampal neurons. Psychobiol 17:236–247.” Leonard (1990) should read “… Ph.D. thesis, University of Colorado.” Quirk (1990) should read “Quirk GL, Muller RU, Kubie JL … .”