• The Decision Papers — Lever or Weather: When Prediction Feels Like Power. Banner with a long lever balanced on a fulcrum beside an immovable mountain outline, on aged paper.

    I.29 — Lever or Weather: When Prediction Feels Like Power

    “It is far better to foresee even without certainty than not to foresee at all.” — Henri Poincaré Two companies get the same warning from the same kind of model: a sharp drop in demand is coming, six months out, and the forecast is solid. In the first boardroom, the question is how do we…


  • The Decision Papers — The Asymmetry of Truth: Why You Cannot Prove a Universal, Only Break It. Banner with a grid of white swans and a single black one breaking the pattern.

    I.26 — The Asymmetry of Truth: Why You Cannot Prove a Universal, Only Break It

    “No man ever steps in the same river twice.” — Heraclitus For most of European history, all swans are white was not a theory. It was a fact, confirmed by every swan anyone had ever seen, for centuries. Then, in 1697, a Dutch expedition reached the rivers of Western Australia and watched a black swan…


  • The Decision Papers — From Thought to Proof: How Leaders Move Before the Evidence Is Ready. Banner with sketched figures and structures ascending in stages.

    I.25 — From Thought to Proof: How Leaders Move Before the Evidence Is Ready

    “Hypotheses are nets: only he who casts will catch.” — Novalis In 1854, a London doctor asked a parish council to do something that sounded like superstition: take the handle off the Broad Street water pump. Cholera was killing the neighbourhood, and everyone knew it came from bad air. Germ theory was unproven. The bacterium…