Theory of polymer crystallization ORAL Abstract We will present new conceptual arguments for the spontaneous selection of very small lamellar thicknesses and their melting behavior. March 11, 2008, 3:30 PM – March 11, 2008, 3:42 PM Authors M. Muthukumar Department of Polymer Science and Engineering, University of Massachusetts Amherst UMASS, Amherst Polymer Science and Engineering, University of Massachusetts Amherst