This commemorative volume consists of a selection of Woodworth's papers made by a small committee of his colleagues at Columbia with the assistance of the university. The aim has been to offer in single span a representative survey of his scattered published work; to show at once the variety of the subjects dealt with and the character of his contributions to psychology as seen in the output of his early and later years.

Following the foreword is a reprinting of the Autobiography prepared by the author some years ago for the History of Psychology in Autobiography published by the Clark University Press. The papers comprising the body of the text are divided under five headings which indicate the nature and extent of the material here to be found: Systematic Problems,