born Dec. 17, 1892, New York, N.Y, U.S.
died Oct. 1, 1953, Boston, Mass.
U.S. biochemist.
He received his Ph.D. from the University of Chicago and taught at Harvard 1922–53. He studied the components of protein molecules, correlating their structures with their physical properties and determining basic principles that became the foundation for the further study of proteins. In World War II he headed a team that devised methods of large-scale production of human plasma fractions for treatment of the wounded.