REPORT OF THE ANNUAL MEETING 
271 
to take effect on the expiration of the term of office of the present incumbents or in case 
of a vacancy. 
Article II, Section 1, when amended to read: 
Section 1. The officers of the academy shall be a president, a vice president, a foreign 
secretary, a home secretary, and a treasurer, all of whom shall be elected for a term of four 
years, by a majority of votes present, at the first stated meeting after the expiration of the 
current terms, provided that existing officers retain their places until their successors are 
elected. In case of a vacancy, the election for four years shall be held in the same manner 
at the meeting when such vacancy occurs, or at the next stated meeting thereafter, as the 
academy may' direct. A vacancy in the office of treasurer or home secretary may, however, 
be filled by appointment of the president of the academy until the next stated meeting of the 
academy. 
The President, in closing, gave the present status of the aeronautical work 
that is being carried on bv the Academy for the country. 
ELECTION OF OFFICERS AND MEMBERS 
Two Members of the Council. — W. H. Howell to succeed himself, term 
expiring in 1921; C. G. Abbot to succeed John M. Coulter, term expiring in 
1921. 
The following persons were elected as new members of the Academy. 
Robert Grant Aitken, Astronomer, Lick Observatory, California. 
George Francis Atkinson, Botanist, Cornell University, Ithaca, New York. 
George Daved Birkhoff, Mathematician, Harvard University, Cambridge, Mass. 
Percy Williams Bridgman, Physicist, Harvard University, Cambridge, Mass. 
Stephen Alfred Forbes, Zoologist, Urbana, Illinois. 
John Ripley Freeman, Engineer, Providence, Rhode Island. 
Charles Judson Herrick, Neurologist, University of Chicago, Chicago, Illinois. 
Ludvig Hektoen, Pathologist, University of Chicago, Chicago, Illinois. 
Frank Baldwin Jewett, Engineer, Western Electric Company, New York, New York. 
Walter Jones, Physiologist, Johns Hopkins University, Baltimore, Maryland. 
Irving Langmuir, Chemist, General Electric Company, Schenectady, New York. 
Charles Elwood Mendenhall, Physicist, University of Wisconsin, Madison, Wisconsin. 
John Campbell Merriam, Paleontologist, University of California, Berkeley, California. 
Henry Norris Russell, Astronomer, Princeton University. Princeton, New Jersey. 
David Watson Taylor, Engineer, Admiral and Chief of the Bureau of Construction 
and Repair, United States Navy. 
SCIENTIFIC SESSIONS 
Two public lectures on the William Ellery Hale Foundation were given 
on April 22 and 23 by John C. Merriam, of the University of California, on 
the Beginnings of Human History from the Geologic Record. 
Four public scientific sessions were held on April 22 and 23 at which the 
following papers were presented: 
Francis G. Benedict: The effects of a prolonged reduced diet on twenty-five college 
men: I. On basal metabolism and nitrogen excretion. 
Walter R. Miles (introduced by F. G. Benedict) : The effects of a prolonged reduced 
diet on twenty-five college men: II. On neuromuscular processes and mental condition 
(illustrated). 
