Assumption Mapping for Strategic Ideas: Testing What Strategy Depends On
Assumption mapping for strategic ideas is the disciplined practice of identifying the beliefs that must be true for an idea to work. This article examines how hidden assumptions shape problem framing, option evaluation, stakeholder judgment, implementation capacity, evidence confidence, system response, and future readiness. It shows why strategic ideas often fail when teams mistake coherence for validation, treating plausible beliefs as if they were proven facts. Strong assumption mapping helps strategists distinguish critical assumptions from minor uncertainties, prioritize what must be tested first, connect prototypes to learning, and define revision triggers before major commitments are made. Rather than weakening ideas, assumption mapping strengthens them by turning uncertainty into a structured learning agenda. It gives teams a practical way to test what strategy depends on before belief becomes cost, risk, or institutional momentum.









