The American Genetic Association 
President, DAVID FAIRCHILD. First President, JAMES WILSON, 
Vice-President, W. E. CASTLE. Former Secretary of Agriculture. 
Secretary, GEORGE M. ROMMEL. First Secretary, WILLET M. HAYS, 
Treasurer, CORCORAN THOM, Former Assistant Secretary of Agriculture. 
Vice-Pres. American Security & Trust Co. 
Washington, D. C. Editor, PAUL POPENOE. 
COUNCIL 
ALEXANDER GRAHAM BELL, Chairman of the Board of Scientific Directors of the Eugenics Record 
Office, Cold Spring Harbor, L. I.; Washington, D. C. 
W. E. CASTLE, Professor of Zoology, Harvard University, and Research Associate of the Carnegie Institution 
of Washington; Cambridge, Mass. 
BLEECKER VAN WAGENEN, Trustee of the Vineland, N. J., Training School; New York, N. Y. 
O. F. COOK, Bionomist in Charge of Office of Crop Acclimatization, Bureau of Plant Industry, U.S. Depart- 
ment of Agriculture, Washington, D. C. 
DAVID FAIRCHILD, Agricultural Explorer in Charge of Foreign Seed and Plant Introduction, Bureau of 
Plant Industry, U. S. Department of Agriculture, Washington, D. C 
ARTHUR W. GILBERT, Professor of Plant Breeding, Cornell University, Ithaca, N. Y. 
GEORGE M. ROMMEL, Chief of Animal Husbandry Division, Bureau of Animal Industry, U. S. Depart- 
ment of Agriculture, Washington, D. C. 
T. H. KEARNEY, Physiologist in Charge, Alkali and Drought-Resistant Plant Breeding Investigations, 
Bureau of Plant Industry, U. S. Department of Agriculture, Washington, D. C. 
DR. W. C. RUCKER, Assistant Surgeon General, U. S. Public Health Service, Washington, D. C. 
COMMITTEES ON RESEARCH 
Plant Breeding 
ARTHUR W. GILBERT, Chairman, Professor of Plant Breeding, Cornell University, Ithaca, N. Y. 
G. N. COLLINS, Vice-chairman, Botanist, Bureau of Plant Industry, U. S. Department of Agriculture, 
Washington, D. C 
HERBERT J. WEBBER, Secretary, Professor of Plant Breeding, University of California, Director of Citrus 
Substation and Dean of Graduate School of Tropical Agriculture, Riverside, Calif. 
WALTER T. SWINGLE, Physiologist in Charge of Crop Physiology and Breeding Investigations, Bureau of 
Plant Industry, U. S. Department of Agriculture, Washington, D. C. 
ROBERT A. HARPER, Professor of Botany, Columbia University, New York, N. Y. 
H. HAROLD HUME, Glen Saint Mary Nurseries, Glen Saint Mary, Fla. 
Animal Breeding 
T. S. PALMER, Chairman, Assistant Chief of Biological Survey, Washington, D. C. 
LEON J. COLE, Vice-chairman, Professor of Experimental Breeding, University of Wisconsin, Madison, Wis. 
CHARLES. R. STOCKARD, Secretary, Professor of Anatomy, Cornell Medical College, New York, N. Y. 
GEORGE W. FIELD, Chairman Massachusetts Commissioners of Fisheries and Game, Boston, Mass. 
HENRY B. WARD, Professor of Zoology, University of Illinois, Urbana, IIl. 
DAVID WHITCOMB, Seattle, Washington. 
E. A. McILHENNY, Avery Island, La. 
Eugenics 
MRS. E. H. HARRIMAN, Honorary Chairman, Founder of Eugenics Record Office, Cold Spring Harbor 
L. I.; New York, N. Y. 
DR. FREDERICK ADAMS WOODS, Chairman, Lecturer on Biology, Massachusetts Institute of Tech- 
nology, Boston, Mass. 
DR. ADOLF MEYER, Vice-chairman, Professor of Psychiatry, Johns Hopkins University, and Director of 
Henry Phipps Psychiatric Clinic, Johns Hopkins Hospital, Baltimore, Md. 
CHARLES B. DAVENPORT, Secretary, Director Department of Experimental Evolution (Carnegie Insti- 
tution of Washington), Cold Spring Harbor, Long Island, N. Y. 
COMMITTEE ON EDUCATION AND EXTENSION 
DAVID STARR JORDAN, Chancellor of Leland Stanford Junior University, California (chairman). 
DR. RUPERT BLUE, Surgeon General, U.S. Public Health Service, Washington, D. C. (first vice-chairman). 
MRS. JOHN HAYS HAMMOND, former National Chairman, Woman's Welfare Department, National 
Civic Federation, New York, N. Y. (second vice-chairman). 
DR. W. C. RUCKER, Assistant Surgeon General, U.S. Public Health Service, Washington, D C. (secretary). 
IRVING FISHER, Professor of Political Economy, Yale University, New Haven, Conn. 
DR. ELNORA CUDDEBACK FOLKMAR, Superintendent of Women's Clinic Auxiliary, Washington, D. C. 
MRS. WORTHAM JAMES, New York, N. Y. 
MRS. CHARLES CARY RUMSEY, New York, N. Y. 
THE RIGHT REVEREND WALTER TAYLOR SUMNER, Bishop of the Diocese of Oregon. 
TALCOTT WILLIAMS, Dean of the School of Journalism, Columbia University, New York, N Y. 
0 0 OO OO OS SLD I AD 
NATIONAL CAPITAL PRESS, INC., WASHINGTON, D0. C. 
