Pre-Mortem Witness

Written on 04/04/2026
Mark Allardyce


How this fails before it happens

Most failures aren’t invisible.

They’re just not properly examined.

The signs are usually there:

  • assumptions that haven’t been tested
  • risks no one wants to say out loud
  • weak points carried forward because it’s easier

And so the decision gets made.

Not because it’s solid - but because no one slowed it down properly.



The pattern

Look back at things that went wrong.

The failure wasn’t hidden.

It was just uncomfortable to confront at the time


What Pre-Mortem Witness does

It asks you to sit with the possibility of failure before it happens.

Not as abstract theory, but as a plausible future scenario.

  • Where does this break?
  • What are we relying on that won’t hold?
  • What wouldn’t stand up under pressure?

And the one most people avoid:

If this goes wrong… who carries the cost?


Pre-Mortem Witness sits alongside Responsibility Pause and Personal Witness as part of the broader Witness System.

 



Why this matters now

Because the world has changed.

You don’t get time to quietly recover anymore.

Things don’t drift.

They land.


You can move forward and hope it holds.

Or you can stop and see where it breaks.

“No one asks the system what went wrong.  They ask you.”



What it changes

You stop asking:

“Does this feel right?”

And start asking:

“Am I willing to own this if it goes wrong?”


Final line

You don’t avoid failure by being optimistic.

You reduce the risk of failure by being willing to examine it clearly before it arrives.


It makes sense on paper. It’s different when someone’s sat opposite you asking the question - and you have to answer it properly.


If you’re reading this, you’re already closer than most.

If this matters, don’t leave it to chance.

Most things don’t fail because they were a bad idea.
They fail because the weak points weren’t seen early enough.

Start a Pre-Mortem Conversation

For founders, leadership teams and high-stakes decisions.


 



Here’s what users think:

“It helped us surface assumptions we hadn’t properly challenged.”   Canada.

“The reverse-engineering approach changed the quality of our discussion immediately.”   Denmark.

“A surprisingly powerful analogue process in a world obsessed with speed.”   USA.