How to run a team case discussion that ends in a useful decision

Prepare one decision and a small evidence pack

Select a decision the team can meaningfully influence. Give participants a short case description, the source links and a clear question. State whether the goal is to practice reasoning or decide an actual next step; those meetings need different endings.

Ask participants to note their initial recommendation and one uncertainty before the discussion. This creates a record of independent starting views and makes later changes in reasoning easier to see.

Separate evidence review from recommendation

Begin by listing what the sources establish, where participants interpret the same evidence differently and what remains unknown. Avoid resolving a factual disagreement by a show of hands; assign a source check when necessary.

Then compare alternatives using shared criteria. Include the strongest argument for an option the group is inclined to reject. A facilitator can ask participants to explain the conditions under which that alternative would be sensible.

Use counterexamples and context checks

Introduce a relevant case with a different outcome or ask the team to identify a missing condition. Compare customer, resources, timing and execution. The purpose is to test transferability, not to overwhelm the room with more stories.

Watch for hindsight language such as “they obviously should have known.” Return to information available at the decision date. Distinguish an avoidable process failure from an uncertain outcome that could not reasonably be predicted.

Close with a decision record and a learning action

Write the decision, the reasoning that changed during discussion, the unresolved question and the person responsible for the next action. If the meeting is educational, have each participant state how the case changes their approach to a future problem.

Set a review trigger tied to new evidence or completion of the action. Preserve disagreement where it remains material. Agreement around a table is not independent proof that a recommendation will work.

Use this worksheet for your decision

Copy this into your notes. Leave unknowns visible instead of filling gaps with guesses.

Discussion purpose:
Decision question:
Required reading and sources:
Initial views:
Facts versus interpretations:
Strongest alternative:
Context mismatch or counterexample:
Decision and action owner:
Review trigger:

Find evidence in the archives

Choose a supporting case and a counterexample with a different outcome. Read their sources and check whether their conditions match yours.

• change.archi
• genius.wiki
• mistake.club

Cases to practice with (read and check the underlying sources):

• Money Forward CEO killed his first product in months, then pivoted to ME (interview)
• Tyson shut Yappah, its first Innovation Lab snack, 17 months after launch