Review and learn

After the work, what did we actually learn — and what will change?

The last move in the loop is the one teams skip most: stopping to learn. Done well, it is what turns one project’s lessons into the next project’s defaults.

Accountability is a way to work, not a punishment

A person is accountable when they:

  • understand the goal
  • agree to the next step
  • give honest updates
  • raise risk early
  • ask for help when needed
  • follow through, or explain why they cannot
  • learn from mistakes

A manager is accountable when they:

  • set clear goals
  • make priorities clear
  • give people the tools they need
  • respond to issues fairly
  • make decisions when needed
  • address repeated problems

Read those two lists together and the point is obvious: accountability is shared. It is not something managers do to people; it is how both sides hold up their end.

Early warning is part of follow-through

Following through does not mean never missing. It means you raise the risk early — a Yellow before a Red, a Red before a missed deadline — so the team can still act. Quiet failure is the opposite of accountability, even when the intention was good.

A look-back that earns its hour

A review is only worth running if it changes something. Keep it simple:

  • What were we trying to make true?
  • What actually happened?
  • Where did the system help or get in the way?
  • What is the one change we will carry into the next round?

If the same problem shows up here that showed up last time, that is your signal: the change from the last look-back never actually got made.

Try it on real work

Run a short look-back on something that just finished — good or bad — and force it to end with one specific change and an owner for that change. The Look-Back Review template keeps it tight.

Open the Look-Back Review (opens in a new tab)

Check yourself

Did it land?

Quick self-check. Nothing is scored or saved — it is just a way to test your own understanding before you move on.

In COST, accountability is best described as...
Accountability in COST is...
What makes a look-back useful rather than just a venting session?

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