The American Genetic Association 



PTi»Utnt. DAYID FAIRCHILD. 



rfet-PmUmU. W. E. CASTLE. 

 TrtMturtr. BOYD TATLOR 



S*€rdart, E. W. SHEETS 



Btrmaty 7iu-FniU*nl. ALBKANDER QRAHAM BELL and MRS. E. H. HARRIMAN 

 Firtt Pruidtnt. JAMES WILSON. Fird Seerttary, WILLET M. HAYS 



Q. N. COLLINS 



WILSON POPENOE 

 T. H. KEARNEY 



EHUrial Bovi. 



8BWALL WRIQHT 

 E. W. SHEETS 

 C. E. LEIGHTY 



Managint Editor, OLIVER OLSON 



PAUL POPENOE 



FREDERICK ADAMS WOODS 

 GEO. M. DARROW 



COUNCIL 



W. E. CASTLE, Profeasor of Zoology, Barvwd Uaiv«nity, tnd Reaearch Associate of tha Carnegie Institution of Waahington; 

 Cambridge, Mass. 



G. N. COLLINS, Botanist, Bureau of Plant Industry, U. S. Department of Agriculture, Washington, D. C. 



0. F. COOK, Bionomist in Charge of OfiSce of Crop Acclimatization, Bureau of Plant Industry, U. S. Department of Agriculture, 

 Washington, D. C. 



DAVID FAIRCHILD, AfO'icultural Explorer in Charge of Foreign Seed and Plant Introduction, Bureau of Plant Industry, 

 U. S. Department of Agriculture, Washington, D. C. 



GILBERT GROSVENOR, Preaident National Geographic Society, Washington, D. C. 



J. H. KEMPTON, Bureau of Plant Industry, U. S. Department of Agriculture, Waahington, D. C. 



E. W. SHEETS, Acting Chief of Animal Husbandry Division, Bureau of Animal Industry, U. S. Department of Agriculture, 

 Washington, D. C. 



FREDERICK ADAMS WOODS, Lecturer on Biology, Massachusetts Institute of Technology. 



SEW ALL WRIGHT, Senior Animal Husbandman in Animal Genetics, Bureau of Animal Industry, U. S. Department of Agri- 

 culture, Washington, D. C. 



COMMITTEES ON RESEARCH 



Plant Breeding 



WALTER T. SWINGLE, Chairman, PhyBJologist in Charge 

 of Crop PhysioloKy and Breeding Investigations, Bureau 

 of Plant Industry, U. S. Department of Agriculture, 

 Washington D. C. 



A, B. STOUT. Director of Laboratories, New York Botanical 

 Garden, New York. 



HERBERT J. WEBBER, Secretary. Profeawr of Plant 

 Breeding, University of California, Director of Citrus 

 Substation and Dean of Graduate School of Tropical 

 Agriculture, Riverside, Cul. 



HARVEY J. SCONCK,Si<lcll, Illinois. 



H. HAROLD HUME, Glen Saint Mary Nurseries, Gten 

 Saint Mary, Fla. 



R. A. EMKRi50N. Professor of Plant Breeding, Cornell 

 University, Ithaca, N. Y. a 



D. F. JONKS. Professor of Plant Bret-ding, Connecticut 

 Agricultural Experiment Station, New Haven. C-onn. 



A. D. SHAMPX, Pomologist. U. 6. Department of Agricul- 

 ture, Riverside, Cal. 



Animal Breeding 



LEON J. COLE Chairman, I'rofesaor of Genetics, University 



of W"iBCon.>?in, Madison. Wis. 

 T. S. PALMKIl. Vico-Cliairman. Assistant Chief of Biological 



Survey, Washington, U. C. .» „ _ ui .. --t. .« i*> 



CHARLES R. STOCKARD, Secretary. Professor of Anat- 

 omy, Cornell Medical College, New York, N. Y. 



C. C. LITTLE, Carnegie Institution of Washington, Cold 

 Springs Harbor, Long Island, N. Y. 



J. A. DETLEFSEN. Professor of Genetics, College of Agri- 

 culture, Urbana, fUinob. 



E. N. WENTWORTH, Armour 4 Company. Chicago, lU. 



E. A. McILHENNY, Avery IsUnd, U. 



Eugenics 



FREDERICK ADAMS WOODS, Chairman. Lecturer on 

 Biology, Maasachupetts Institute of Technology. 



ADOLF MEYER. Vico-Chairman, Professor of Psychiatry, 

 Johns Hopkins University, and Director of Henrv 

 Phipps Psychiatric Clinic, Johns Hopkins Hospital, 

 Baltimore, Md. 



CHARLF^ B. DAVENPORT, Secretary. Director Depart- 

 ment of Experimental Evolution (Carnegie Institution 

 of Washington), Cold Springs Harbor, Long Island, 

 N. Y. 



HOMER FOLKS, Secretary. SUte Charities Aid Association, 

 New York City. 



THOMAS W. SALMON. Medical Director. National Com- 

 mittee for Mental Hygiene, New York City. 



EDWARD L. TUORNDIKE. Professor of Educational 

 Psychology, Columbia University. 



MRS. CHARLES GARY RUMSEY. New York. N. Y. 



Oeoroa Banta Pukllthlng Co., Menatha, Wisconsin 



