ABSTRACT
From Betty Meggers (Ed.), E v o l u t i o n and A n - thropology: ACentennial Appraisal. Copyright © 1959 by the Anthropological Society of Washing-
did those of anthropology. An evolution of mind within the natural world of living organ-
ton. Reprinted by permission of the publisher and the author. A. lrving Hallowell is Professor Emeritus of Anthropology, University of Pennsylvania.
