Introduction to “Newton’s Legacy for Psychology” Brent D. Slife, Brigham Young University The Journal of Mind and Behavior , Winter 1995, Volume 16, Number 1, Pages 1-8, ISSN 0271-0137 This first article (of the group that follows) is intended as a brief introduction to the general philosophical assumptions of Newton: namely, his mathematicism, empiricism, positivism, reductionism,