The Human Limits of Nature
'The Limits of Human Nature' was the title of the London Institute of Contemporary Arts winter lecture series for 1971-72. The distinguished group of contributors, included Alan Ryan, Arthur Koestler, David Bohm, Raymond Williams and John Maynard Smith. This contribution was published in J. Benthall, ed., 'The Limits of Human Nature' (Allen Lane, 1973), pp. 235-74.