Mapping Cognitive Neuroscience: Two‐dimensional perspectives on twenty years of cognitive neuroscience research John T. Bruer, Ph.D. President James S. McDonnell Foundation 1034 S. Brentwood Blvd., Suite 1850 St. Louis, MO 63117 314-721-2068 314-721-7421 (fax) Bruer@jsmf.org Abbreviated Title: Mapping Cognitive Neuroscience Total Number Actual Words: 5908 Total Number of Figures in Manuscript: 7 Total Word Equivalents: 8008