TThe Diary of a CEO
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LeadershipDesmond O'Neill

Decide Under Low Certainty

Leadership shows up in ambiguity — make the call and own it

Difficulty
Advanced
Time to result
~ongoing to results
Steps
3
Confidence
89%

O'Neill defines a leader as someone calm under chaos, and argues real leadership shows up precisely when certainty is low. Research shows people who can't get clear information often freeze and do nothing — but the worst decision is no decision. Great leaders decide with the best available information, don't chase the 100% certainty that only exists in hindsight, and own the outcome without hindsight bias.

Origin

O'Neill learned it on SWAT teams under life-threatening stress, and ties it to Obama's account of ordering the Bin Laden raid at 51% certainty.

Core principles

  • 01Leadership is a feeling — it's how you make people feel calm under chaos.
  • 02Ambiguity lowers cognitive ability to act; many freeze when they don't know where to go.
  • 03The worst decision is to make no decision.
  • 04100% certainty only exists in hindsight; own the call you made with what you had.

How to run it

  1. 1

    Accept the ambiguity

    Acknowledge you won't have complete information and that waiting for certainty means freezing.

    Watch out The third group in the study — those who couldn't get their results — couldn't decide at all; ambiguity paralyses.

  2. 2

    Decide with the best available information

    Make the call using what you have, ideally not under high emotion.

    Pro tip If you make the wrong decision it's experience; if right, it's confirmation.

  3. 3

    Own it without hindsight bias

    Take responsibility for the decision and refuse to relitigate it with information you only have now.

    Watch out Trying to live life in reverse — 'I should have known' — is impossible and corrosive.

In the wild

The Bin Laden call at 51%

Obama ordered the raid without a confirmed visual ID of Bin Laden, deciding at roughly 51% certainty.

O'Neill's point: the most successful people make big calls under low certainty with peace of mind about the information they had.

The drunk 16-year-old

O'Neill chose to call a drunk teen's father rather than jail him; his wife would have done the opposite — both owned their decision for their own reasons.

The lesson isn't which choice was right, but that both owned it without hindsight regret.

Common mistakes

Chasing 100% certainty

Waiting for complete information on small decisions leads to paralysis, since certainty only exists in hindsight.

Is it for you?

Best for

Leaders and decision-makers operating with incomplete information under pressure.

Not ideal for

Low-stakes reversible choices where more deliberation is cheap and warranted.

From the transcript

the best decision to make is the right one and the worst one is to not make a decision at all

Desmond O'Neill · 58:30

if you're only a leader when it's calm, then you're not really a leader, you're somebody with a higher salary and a title

Desmond O'Neill · 58:00

From the episode

Secret Service Agent: Never Label Someone A Narcissist! This Habit Makes People Hate Talking To You!

Desmond O'Neill