SPEAKERS AND CHAIRMEN 

 DEPARTMENT 16 SOCIOLOGY 



67 



CHAIRMAN: 

 SPEAKERS: 



(Hall 7, September 20, 4.15 p. m.) 

 PROFESSOR FRANK W. BLACKMAR, University of Kan- 



sas. 



PROFESSOR FRANKLIN H. GIDDINGS, Columbia Uni- 

 versity. 

 PROFESSOR GEORGE E. VINCENT, University of Chicago. 



SECTION A. SOCIAL STRUCTURE. (Hall 15, September 21, 10 a. m.) 



CHAIRMAN: PROFESSOR FREDERICK W. MOORE, Vanderbilt Uni- 

 versity. 

 SPEAKERS: FIELD MARSHAL GUSTAV RATZENHOFER, Vienna. 



PROFESSOR F. TOENNIES, University of Kiel. 



PROFESSOR LESTER F. WARD, U. S. National Museum. 

 SECRETARY: PROFESSOR JEROME DOWD, University of Wisconsin. 



SECTION B. 



CHAIRMAN : 



SPEAKERS: 



SOCIAL PSYCHOLOGY. (Hall 15, September 23, 10 a. m.) 



PROFESSOR CHARLES A. ELLWOOD, University of Mis- 

 souri. 



PROFESSOR WM. I. THOMAS, University of Chicago. 

 PROFESSOR EDWARD A. Ross, University of Nebraska. 



SECRETARY: PROFESSOR E. C. HAYES, Miami University. 



DIVISION E UTILITARIAN SCIENCES 



(Hall 1, September 20, 10 a. m.) 



SPEAKER: PRESIDENT DAVID STARR JORDAN, Leland Stanford Jr. 

 University. 



DEPARTMENT 17 MEDICINE 

 (Hall 1, September 20, 4.15 p. m.) 



CHAIRMAN: DR. WILLIAM OSLER, Johns Hopkins University. 

 SPEAKERS: DR. WILLIAM T. COUNCILMAN, Harvard University. 

 DR. FRANK BILLINGS, University of Chicago. 



SECTION A. PUBLIC HEALTH. (Hall 13, September 21, 10 a. m.) 



CHAIRMAN: DR. WALTER WYMAN, Surgeon-General of the U. S. 



Marine Hospital Service. 

 SPEAKERS: PROFESSOR WILLIAM T. SEDGWICK, Massachusetts 



Institute of Technology. 

 DR. ERNST J. LEDERLE, Former Commissioner of 



Health, New York City. 

 SECRETARY: DR. H. .M BRACKEN, St. Paul, Minn. 



