The Evidence Floor

Set the minimum proof you need before an AI-shaped recommendation becomes a decision.

AI can make a weak case sound finished. Smooth language fills gaps. Confidence shows up before the facts do. Leaders who skip a proof threshold end up deciding on polish, not evidence.

The Evidence Floor is a one-page rule: name what must be true, cited, or checked before this call is allowed to proceed. Below the floor, you keep drafting. Above it, you may decide.

Why an evidence floor matters

AI rewards fluency, not verification

A clean paragraph can hide a thin source, a missing number, or a guess dressed as a finding. Without a floor, the team treats “sounds right” as “is right.”

Speed without a floor becomes silent risk

When the answer arrives fast, the review shrinks. The floor restores a pause: if the proof is not yet there, the decision is not yet due.

Stewardship needs a shared bar

Different people have different gut standards. Writing the floor once makes the bar visible—especially when AI is in the loop and the output looks more certain than it is.

How to build an Evidence Floor (one page)

1. Name the decision in one line

What are you about to commit to? Budget, hire, policy, product bet, vendor, public claim—write it plainly.

2. Set the floor: three to five must-haves

Examples (pick what fits; do not copy blindly):

  • At least one primary source or owner-confirmed fact for the key claim
  • The number that would reverse the call if it moved by X%
  • Who is harmed if we are wrong, and how we would know within Y days
  • What we still do not know—and that gap is acceptable for this decision class
  • A second human has seen the raw inputs, not only the AI summary

3. Label what is draft vs. decision-grade

Anything below the floor stays labeled “draft.” It can inform a discussion. It cannot unlock spend, announce, or ship.

4. Record the pass or hold

If the floor is met, note who signed the check and when. If not, name the missing proof and the next owner. Do not “almost” pass it.

A 10-minute practice before you decide

  1. Paste the AI recommendation (or your own draft) into a blank page.
  2. Underline every claim that would change the decision if false.
  3. For each underline, ask: what evidence do we actually have?
  4. Write your Evidence Floor in five bullets max.
  5. Mark pass / hold. If hold, assign the missing proof before the next meeting.

Guardrails

  • Do not set an impossible floor to delay a real call. Match the floor to the stakes.
  • Do not let AI invent the floor for you. You set the bar; AI can help gather against it.
  • Do not confuse volume of text with strength of proof.
  • Revisit the floor when the decision class changes (routine vs. irreversible).

Closing

Next-gen leadership with AI is not faster certainty. It is clearer standards for when certainty is earned. Put an Evidence Floor under every consequential call—and refuse to decide on polish alone.

AImpactNI | Next Gen Leadership Thinking using AI

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