Explores structured approaches to problem-solving, simplifying reality, hypothesis testing, and empirical analysis.

Use a carefully imagined scenario to test an idea’s logic, expose assumptions, and predict consequences—before you spend time or money.
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Barnaby Robson

All models are simplifications. Don’t confuse the representation (map, metric, plan, narrative) with the thing itself—and update the map when facts change.
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Barnaby Robson

Before building, map the space: the key forks, dead ends and dependencies—so you can choose a promising path and run smarter tests.
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Barnaby Robson

Map internal factors (Strengths, Weaknesses) and external factors (Opportunities, Threats), then convert the grid into a short list of strategic moves.
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Barnaby Robson

Extreme results are usually followed by more typical ones—even without any real change.
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Barnaby Robson

Reason in degrees of belief, not certainties: use base rates, ranges, and expected value—then update as evidence arrives.
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Barnaby Robson

The real cost of any choice is the next-best alternative you give up.
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Barnaby Robson

Each extra unit adds less benefit beyond a point; invest until marginal benefit ≈ marginal cost.
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Barnaby Robson

For non-perishable things (ideas, books, protocols), the older it is, the longer it’s likely to last.
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Barnaby Robson

Over‑applying a favourite tool (“to a man with a hammer, everything looks like a nail”).
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Barnaby Robson

A single failure mode can zero the outcome (eg, safety, compliance).
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Barnaby Robson

Think backwards: define failure and remove its causes; ask the inverse question to see blind spots.
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Barnaby Robson