Members of Symposium 
D. J. DE S. Price 
Avalon Professor of the History of Science, Yale University, New Haven, 
Conn., since 1960. 
Commonwealth Fellow, Math. Physics, Princeton, 1946-47; Lecturer, 
Applied Mathematics, Malaya, 1947-50; Consultant, History of Science, 
Smithsonian Institution, 1957; Donaldson Fellow, Institute of Advanced 
Study, 1958-59; Visiting Prof. of History of Science, Yale, 1959-60. 
Research in: Histories of scientific instruments; ancient astronomy and 
technology; modern physics; Middle English scientific manuscripts; 
quantitative measures on the growth of science; organization and adminis- 
stration of science. 
Publications include: The Equatorie of the Planetis ; Heavenly Clockwork (with 
J. Needham and Wang Ling); Science since Babylon; Little Science, Big 
Science. 
A. SzZENT-GyYORGYI 
Director of Research, Institute of Muscle Research, Marine Biological 
Laboratories, Woods Hole, Mass., since 1947. 
Professor of Medical Chemistry, Szeged University, 1931-45; Prof. of 
Biochemistry, University of Budapest, 1945-47. Awarded Nobel Prize 
in Medicine, 1937. 
Publications include: On Oxidation, Fermentation, Vitamins, Health and 
Disease ; Chemistry of Muscular Contraction; The Nature of Life; Bioenergetics ; 
Introduction to a Submolecular Biology. 
Tue REVEREND H. C. TROWELL 
Prebendal House, Stratford-sub-Castle, Salisbury, Wilts. 
Ordained Priest in the Anglican Church and Perpetual Curate of 
Stratford-sub-Castle, since 1960. 
Colonial Medical Services, 1929-58; Lecturer in Medicine and Paedia- 
trics, Makerere College, University of East Africa, Uganda, 1935. 
Publications include: Kwashiorkor (with J. N. P. Davies and R. F. A. 
Dean); Diseases of Children in the Sub-Tropics and Tropics (with D. B. 
Jelliffe) ; Non-infective Disease in Africa. 
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