by W. C. Allee, Gardner Murphy, Gordon W. Allport, Lois Barclay Murphy, Friedrich Alverdes, O. E. Plath, R. E. Buchanan, Thorleif Schjelderup-Ebbe, Frederic E. Clements, Victor E. Shelford, J. F. Dashiell, Warren S. Thompson, Erwin A. Esper, W. D. Wallis, Herbert Friedmann, F. L. Wells, Edwin Deeks Harvey, Raymond Rayce Willoughby, Melville J. Herskovits, Clark Wisseler, Catharine Cox Miles, Ada W. Yerkes, Walter R. Miles, Robert M. Yerkes / edited by Carl Murchison