CONTRIBUTORS 



A. D. Hershey, Ph.D. Staff Member, Department of Genetics, Carnegie 

 Institution of Washington, Cold Spring Harbor, N. Y. 



Frank M. Huennekens, Ph.D. Associate Professor of Biochemistry, 

 School of Medicine, University of Washington, Seattle, Wash. 



Luis F. Leloir, M.D. Director of the Instituto de Investigaciones Bio- 

 quimicos, Buenos Aires, Argentina. 



Fritz Lipmann, M.D., Ph.D. Head, Biochemical Research Laboratory, 

 Massachusetts General Hospital, and Professor of Biological Chemistry, 

 Harvard Medical School, Boston, Mass. Carl Neuberg Medal, 1 948 ; 

 Mead Johnson & Co. Award, 1948; Nobel Prize, 1953. 



B.-VRBARA Lo\v, Ph.D. Assistant Professor of Physical Chemistry, Depart- 

 ment of Biological Chemistry, Harvard Medical School, Boston, Alass. 



Henry R. M.ahler, Ph.D. Associate Professor of Chemistry, Indiana 

 University, Bloomington, Ind. 



Manuel F. Morales, Ph.D. Chief of the Division of Physical Bio- 

 chemistry, Xaval Medical Research Institute, National Naval Medical 

 Center^ Bethesda, Md. American Physiological Society Travel 

 Award, 1950. 



David Nachmansohn, M.D. Professor of Biochemistry, College of 

 Physicians and Surgeons, Columbia University, Nevu York, N. Y. 

 Pasteur Medal, 1952; Carl Neuberg Medal, 1954. 



Gregory Pincus, D.Sc. Director of Laboratories, The Worcester Founda- 

 tion for Experimental Biology, Shrewsbury, and Research Professor of 

 Biology, Boston University, Boston, Mass. 



Efr.mm Racker, M.D. Chitf, Division of Nutrition and Physiology, The 

 Public Health Research Institute of the City of New York, Inc., and 

 Adjunct Professor, Department of Microbiology, New York University 

 College of Medicine, New York, N. Y. 



Harold P. Rusch, M.D. Professor of Oncology, and Director of the 

 McArdle Memorial Laboratory for Cancer Research, University of 

 Wisconsin, Madison, Wis. 



Frederick Sanger, Ph.D., F.R.S. Aiember of the External Staff of the 

 Medical Research Council, Department of Biochemistry, University of 

 Cambridge, Cambridge, England. 



David Shevhn, Ph.D. Professor of Biochemistry, College of Physicians and 

 Surgeons, Columbia University, Neiv York, A\ Y. 



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