Does a trolley-problem thought experiment reveal a genuine moral distinction between killing and letting die?
Approach · Analyse with act/rule utilitarianism and the doctrine of double effect; evaluate intuitions about agency.
Philosophy · IA research questions
Written and cross-checked by IB Diploma graduates: Alexander (41), Alejandro (40), Martina (40), Victoria (38), Martin (35), Maria (34)
· Checked against official IB guidance · Editorial policy
A strong Philosophy IA takes one non-philosophical stimulus and builds a sustained philosophical analysis around a clearly stated question. Engage with at least one concept or thinker and evaluate the limits of the stimulus itself.
Scope: Choose a stimulus rich enough for multiple interpretations, then narrow to one concept. Use at least one academic philosophical source, but keep the stimulus central. ~2,000 words.
Approach · Analyse with act/rule utilitarianism and the doctrine of double effect; evaluate intuitions about agency.
Approach · Analyse the scene through utilitarian and deontological lenses using specific visual and narrative choices as evidence.
Approach · Analyse through concepts of autonomy, heteronomy and informed consent, supported by philosophical sources.
Approach · Analyse arguments from dualism and physicalism; evaluate what empirical evidence can and cannot settle.
Approach · Analyse through liberal-communitarian and postcolonial concepts; evaluate whether the concept is defensible.
Approach · Analyse through aesthetics, the sublime and institutional theories of art.
Approach · Analyse through speciesism, utilitarianism and rights-based accounts; evaluate whether emotional response counts as moral evidence.
Approach · Analyse through compatibilism and hard determinism; evaluate the limits of the analogy.
Approach · Analyse visual and rhetorical choices through persuasion, manipulation and autonomy; evaluate the campaigner's intentions.
Approach · Analyse through theories of representation, indexicality and evidence in epistemology.
Approach · Analyse through natural law and legal positivist concepts; evaluate whether procedural justice captures substantive injustice.
Approach · Analyse functionalism, the Chinese Room, and what behaviourist evidence can establish about understanding.
Primary-source references used to verify key assessment facts on this page. Last source check: September 22, 2026.
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