Connectionism is a method of modeling cognition as the interaction of neuron-like units. Connectionism has received a gread deal of interest and may represent a paradigm shift for psychology. The nature of a paradigm shift (Kuhn, 1970) is reviewed with respect to connectionism. The reader is provided an overview on connectionism including: an introduction to connectionist modeling, new issues it emphasizes, a brief history, its developing sociopolitical impact, theoretical impact, and empirical impact. Cautions, concerns, and enthusiasm for connectionism are expressed.