The method followed to form the League of Nation was to "draft a constitution in broad, firm outlines and leave it to the future to fill in the details."
The CSOP advocated an alternative method to form a succeeding United Nations, "to begin with the details and work out through them to a completed whole.
"[6] In 1942,[5] CSOP members included: In 1943,[7] members included: James T. Shotwell (Chairman), Allen D. Albert, Mary Noel Arrowsmith, Henry A. Arkinson, Ruhl J. Bartlett, Clarence A. Berdahl, Arthur E. Bestor, Frank G. Boudreau MD, Phillips Bradley, Esther Caukin Brunauer, James B. Carey, Ben M. Cherrington, John L. Childs, E. J.
B. Condliffe, Edward A. Conway, Merle Curd, Marion Cuthbert, Mrs. Harvey N. Davis, Malcohn W. Davis, Monroe E. Deutsch, Marshall E. Dimock, Ursula Hubbard Duffus, Clark M. Eichelberger, William Emerson, Philo T. Farnsworth, Edgar J. Fisher, Denna F. Fleming, Margaret E. Forsyth, Harry D. Gideonse, Virginia C. Gildersleeve, Arthur J. Goldsmith, Carter Goodrich, Roger S. Greene, Pennington Haile, J. Eugene Harley, Henry I. Harriman, Walter D. Head, Amy Hewes, Emily Hickman, Melvin D. Hildreth, Edward H. Hume, MD, Erling M. Hunt, Samuel Guy Inman, Oscar I. Janowsky, Alvin Johnson, Anne Hartwell Johnstone, B. H. Kizer, John I. Knudson, Hans Kohn, Walter M. Kotschnig, Walter H. C. Laves, Katherine Lenroot, Beryl H. Levy, Frank Lorimer, Pauline E. Mandigo, Charles E. Martin, F. Dean McClusky, Francis E. McMahon, Frederick C. McKee, William P. Merrill, Hugh Moore, George W. Morgan, Laura Puffer Morgan, S. D. Myres Jr, Philip C. Nash, William Allan Neilson, G. Bernard Noble, Ernest Minor Patterson, James G. Patton, Ralph Barton Perry, James P. Pope, Richard J. Purcell, C. Eden Quainton, Harry B. Reynolds, Leland Rex Robinson, Chester H. Rowell, John A. Ryan, Sanford Schwarz, Hans Simons, Preston Slosson, Eugene Staley, Waldo E. Stephens, Arthur Sweetser, Elbert D. Thomas, Channing H. Tobias, Sarah Wambaugh, Edith E. Ware, Robert J. Watt, W. W. Waymack, Ernest H. Wilkins, C.-E. A. Winslow MD, Richard R. Wood, Quincy Wright, James Fulton Zimmerman In 1962, executive committee members included: James T. Shotwell (honorary chairman), Arthur N. Holcombe (chairman), Clarence A. Berdahl, Inis L. Claude Jr., Benjamin V. Cohen, Oscar A. de Lima, Clark M. Eichelberger, Leland M. Goodrich, Charles C. Price, James R. Warburg, Richard R. Wood, Quincy Wood.
[8] The committee continued its existence into the 1950s[9] (when its address was 41 East 65th Street, New York City),[10] the 1960s (when its address was 345 East 46th Street, New York City),[8] and as late as 1970[11] and 1973,[12] when it was still publishing reports Clark Eichelberger and Herbert H. Lehman were both later members of the Committee for the Marshall Plan (1947–1948).