1. (1994, September 20). Fierce competition marked fervid race for cancer gene. New York Times, p. 85–6.
2. (1994). Karl Popper: Legacy of enlightenment. Free Inquiry, Spring, 55–56.
3. (1983). Beyond objectivism and relativism: Science, hermeneutics and praxis. Philadelphia: University of Pennsylvania Press.
4. (1990). Restructuring science education: The importance of theories and their development. New York: Teachers College Press.
5. (1975). Against method: Outline of an anachronistic theory of knowledge. London: NLB.