Chapter XVIII: Section D: ABNORMAL PSYCHOLOGY. (Hall 6, September 24, 3 p. m.)

CHAIRMAN: DR. EDWARD COWLES, Waverley, Mass.
SPEAKERS: DR. PIERRE JANET, Collège de France, Paris.
DR. MORTON PRINCE, Boston.
SECRETARY: DR. ADOLPH MEYER, New York City.

DEPARTMENT 16--SOCIOLOGY
(_Hall 7, September 20, 4.15 p. m._)

CHAIRMAN: PROFESSOR FRANK W. BLACKMAR, University of Kansas.
SPEAKERS: PROFESSOR FRANKLIN H. GIDDINGS, Columbia University.
PROFESSOR GEORGE E. VINCENT, University of Chicago.

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

CHAIRMAN: PROFESSOR FREDERICK W. MOORE, Vanderbilt University.
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. SOCIAL PSYCHOLOGY. (_Hall 15, September 23, 10 a. m._)

CHAIRMAN: PROFESSOR CHARLES A. ELLWOOD, University of Missouri.
SPEAKERS: 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.

SECTION B. PREVENTIVE MEDICINE. (_Hall 13, September 21, 3 p. m._)

CHAIRMAN: DR. JOSEPH M. MATHEWS, President of the State Board of
Health, Louisville, Ky.
SPEAKER: PROFESSOR RONALD ROSS, F.R.S., School of Tropical Medicine,
University College, Liverpool.
SECRETARY: DR. J. N. HURTY, Indianapolis, Ind.

SECTION C. PATHOLOGY. (_Hall 13, September 22, 10 a. m._)

CHAIRMAN: PROFESSOR SIMON FLEXNER, Director of the Rockefeller
Institute.
SPEAKERS: PROFESSOR LUDWIG HEKTOEN, University of Chicago.
PROFESSOR JOHANNES ORTH, University of Berlin.
PROFESSOR SHIBASABURO KITASATO, University of Tokio.
SECRETARY: DR. W. MCN. MILLER, University of Missouri.