- Gender bias (including androcentrism and alpha and beta bias and the implications of gender bias in psychology.
- Cultural bias, including ethnocentrism and cultural relativism.
- Free will and determinism: hard determinism and soft determinism; biological, environment and psychic determinism. The scientific emphasis on causal explanations.
- The nature-nurture debate: the relative importance of heredity and environment in determining behaviour, the interactionist approach.
- Holism and reductionism: levels of explanation in psychology. Biological reductionism and environmental (stimulus-response) reductionism.
- Idiographic and nomothetic approaches to psychological investigation.
- Ethical implications of research studies and theory, including reference to social sensitivity.