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Terms
Ishi
- IshiDetermined intent: the concept, the discipline and the first phase of the Ishi Spiral.
- The Ishi SpiralDecide, Forge, Persist, Reflect.
- ShugyoThe Forge phase: disciplined practice.
- GamanThe Persist phase: governed persistence.
- HanseiThe Reflect phase: structured reflection aimed at correction.
- AHA (pronounced A-Hey)Adjust, Hold, Abort.
- When to Adjust, Hold or AbortOne race, 3 signals, 3 answers.
- The Ishi CardThe handwritten record of an Ishi.
- A worked Ishi CardWhat goes on the card, and what stays off it.
- What informs the Ishi SpiralPublished research, the synthesis, and what is still a hypothesis.
- The Four SamuraiA companion parable: 4 practitioners, each missing one phase.
- QuestionsGoal-setting, PDSA and OODA, handwriting, the evidence.
Kettei
- KetteiIntent held outside a single skull.
- Ishi and KetteiDetermined intent, the first phase, and decision governance for organisations.
- The Kettei Card and the WatchcardRecorded when the decision is made; governed in flight.
- Case: the Boeing 737 MAXGoverning a consequential decision after approval. Free PDF of the full article.
- The CTO briefingDecision Ownership After the Rubber Stamp: a short brief for CTOs and programme directors. Free PDF.
- More than Boeing: 29 more casesBoeing Is Only One Example: Kettei cases in brief. Free PDF.
