Systematic alternatives: generate three more explanations before deciding

Force yourself to generate at least three alternative explanations or interpretations before committing to the first plausible one.

Why it works

The brain stops searching once a satisfying explanation is found — a pattern called satisficing. The first explanation that fits the available data becomes the working model, and subsequent information is filtered through it rather than used to test alternatives. Deliberately generating alternatives after the first plausible interpretation arrives keeps the search open and reduces premature closure, which is a documented failure mode in both diagnosis and strategic decision-making.

How to do it

1. When you have formed an explanation or interpretation, write it down.
2. Set a timer for three minutes and generate at least three more that also fit the available evidence.
3. For each alternative, ask what evidence would distinguish it from the others.
4. Only then select the most likely explanation — and note which evidence was decisive.

Evidence

Premature closure in reasoning is well documented; generating multiple hypotheses before selecting one is a standard element of evidence-based diagnostic training and reduces diagnostic error rates in clinical studies. (clinical)

Clinical evidence comes from medical diagnosis training; the principle generalizes but the magnitude of benefit outside that domain is less directly studied.

Sources

• Croskerry (2002), achieving quality in clinical decision making, Academic Emergency Medicine

Common mistake

Generating technically different alternatives that all share the same underlying assumption — genuine alternatives must differ at the level of the explanatory framework, not just the details.