Members of Symposium 
G. B. CHISHOLM 
Seawood R.R.2, Victoria, B.C. 
Practised psychological medicine, Toronto, 1934-40; Commandant 
Northern Area, Military District 2, 1941-45; General Staff Officer 
Military Training (Canadian Army), Director of Personnel Selection, 
Deputy Adjutant-General, Director-General Medical Services; Deputy 
Minister of Health, Department of National Health and Welfare, 
Canadian Government, 1945-46; Executive Secretary, Interim Com- 
mission of W.H.O., 1946-48; Director-General W.H.O., 1948-53; Vice- 
President, World Federation for Mental Health, 1956-57; President, 
1957-58. 
Publications include: Prescription for Survival; Can People Learn to Learn? 
C. G. CLARK 
Director, Agricultural Economics Research Institute, Oxford, since 1953. 
Worked on New Survey of London Life and Labour, 1928-29, and Social 
Survey of Merseyside, 1929-30; on staff of Economic Advisory Council, 
1930-31; University Lecturer in Statistics, Cambridge, 1931-37; Visiting 
Lecturer, Universities of Sydney, Melbourne, and Western Australia, 
1937-38; Under-Secretary of State for Labour and Industry, Director 
Bureau of Industry, Financial Adviser to ‘Treasury, Queensland, 
1938-52. 
Publications include: The National Income ; The Conditions of Economic Progress ; 
The Economics of 1960; Welfare and Taxation; Australian Hopes and Fears ; 
The Real Product of Soviet Russia; Economics of Irrigation. 
A. COMFORT 
Nuffield Research Fellow in the biology of senescence, Department of 
Zoology, University College, London, since 1954. 
Lecturer in Physiology, The London Hospital, 1948-51; Nuffield Research 
Assistant, University College, London 1951-54. 
Publications include: The Pattern of the Future; Sexual Behaviour in Society ; 
Authority and Delinquency in the Modern State; The Biology of Senescence. 
C. S. Coon 
Professor and Curator, University of Pennsylvania, Philadelphia, since 
1948. 
Instructor and later Assoc. Prof., Harvard, 1934-41; Assoc. Prof. and 
later Prof., Harvard, 1945-48; expeditions to Morocco, 1924-28, Albania 
1929-30, Ethiopia, Yemen and Aden Protectorate 1933-34, Iraq 1948-49, 
Iran 1948-49, 1951, Afghanistan 1954, Syria 1955, Japan and India 
1956-57, S. Chile (Alakaluf Indians) 1959. Member, National Academy 
of Science; Legion of Merit; awarded Viking Medal in Physical Anthro- 
pology, 1952. President, American Association of Physical Anthropolo- 
gists. 
Publications include: The Races of Europe; Southern Arabia, Principles of 
Anthropology (with E. D. Chapple); The Story of Man; The Seven Caves ; 
The Origin of Races. 
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