The Revolving Day, The Sceptic, no. 1, 1958, pp. 33-40.
The Seventh Seal, The Sceptic, no. 2, 1958, pp. 24-26.
1974 Thin end of the Draconian wedge?, Letter, The Guardian, 17 December, p. 12.
1977 a A valid approach to research, The Guardian, 12 September.
1977 b Science and a question of values, 23 September 1977.
1977 c Science and Values, The Times Higher Educational Supplement, 4 November, 1977, p. 27.
1979 How Science Lost Its Humanity, The Guardian, 27 September, 1979, p. 19.
1983 Popular Fallacies Concerning Popper's Philosophy, The Times Higher Educational Supplement, No. 567, 16 September, 1983, p. 27.
1984 a The Social Wisdom Philosophers should Pursue, The Guardian, 28 January, p. 12.
1984 b Science and Values, The Times Literary Supplement, 4,262, 7 December, 12984, p. 1415.
1996 The BSE Scandal, Letter to the Guardian, The Guardian, 23 March, p. 26.
2001 a Letter, Political Philosophy, The Guardian, 7 April.
2001 b Darwin as Exemplary Philosopher, The Guardian, 8 September, p. 19
2002 Uncertain truth: critique of Umberto Eco on Popper, The Guardian Review, 2 November, p. 23.
2003 Civics lesson, The Guardian, 25 March, p. 23.
My Islington, High & I, November 19, 2004, p. 13.
2005 a Open and honest about science, The Guardian, 21 February.
2005 b Neurotic Science. Philosophy Now, Issue 53, November/December, pp. 41-42.
2007 a Peter Singer and George Bush: Letter to The Guardian, 1 September.
2007 b Questions remaining over De Menezes Who was responsible for the shoot-to-kill policy? Letter to The Guardian, 3 November.
2008 Elizabeth Pisani, Policy based on science without morality, Letter to The Guardian, 17 March.
2009 a Judging Obama on … air strikes. Letter to The Guardian, 26th January.
2009 b Sacred principle of science's independence. Letter to The Guardian, 13th May.
2011 a Letter to The Guardian about the need for a revolution in our universities to help us create a better world.
2011 b Labour needs policies, not posturing. Letter to The Guardian about damaging consequences of severity of cuts in public expenditure, 25 March, 2011.