Authors: Kendeigh, S. Charles --- Baldwin, Henry I. --- Cahalane, Victor H. --- Clarke, C.H.D. --- Cottam, Clarence --- et al. Cottam, W.P. --- Cowan, I. McT. --- Dansereau, Pierre --- Davis, John H. --- Emerson, Fred W. --- Haig, I.T. --- Mayden, Ada --- Hayward, C.L. --- Linsdale, Jean M. --- Mc Nab, J.A. --- Potzger, J.E. --- Seibert, Robert --- The Ecologists Union --- Ecological Society of America ( ESA ) --- Committee on the Study of Plant and Animal Communities