Talk it through with Aurelius
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Aurelius · Work & Leadership
Knowledge + Guidance

Why can't our team design a test that actually proves anything?

You can set up the test. The screen works, the steps run, the data comes in. But when it's done, no one on the team can say what it proved. That is not a small flaw — it is the whole problem. This usually happens because your team agreed on the test before agreeing on what would change your mind. You wanted to move fast, so you skipped a harder conversation: what result would kill this design? Without that answer, any result can be read as success. This is not a skill you are missing. It is a question you and your team have not forced yourselves to answer out loud.

◆ How this problem reads on the two dials
GuidanceKnowledge
More coaching
Some to learn
1:1 with AureliusWith others (a Pod)
Some one-to-one
Practise with peers
They need a little teaching on what makes a test falsifiable, but the real work is forcing the team through an honest conversation they've been avoiding.
How the two dials adapt to you →
What’s really going on

A test that cannot fail teaches you nothing. Before you build it, name the one result that would prove your design wrong. If no one can say that sentence, you built a performance, not a test. Fix that first — together.

🔒 What you’ll build togetherUnlock by starting
A moveBefore building anything, choose the one result that would prove the design wrong — write it down and have every teammate sign off on it.
A moveAssign one person to argue against the design out loud before the test runs, so the objection exists before the data does.
A moveAfter the test, write down 'it worked' and 'we liked what we saw' as two separate lines — do not let them merge.
A moveSet your sample size and success line before anyone sees results, not after you've already glanced at them.
A moveAsk the group: would a stranger reading only our data reach the same conclusion we did? If not, the test proved nothing.
PractiseKill Criteria · a Pod of 4 · 30 min

What changes unlock by starting

  • Your team can state, before any test, what result would overturn the design.
  • Your tests become able to fail, which means they become able to teach you something.
  • Disagreements about what the data means surface before launch, not after money is spent.
  • The team trusts its own results because the bar was set in advance, not read into afterward.

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