Why Smart People Still Make Dumb Decisions

Episode 272

What happens when being “the smart one” becomes part of your identity? Apparently, you get very good at constructing brilliant arguments for ideas that may still be completely terrible.

This week, Ish and Sacha get into the uncomfortable gap between intelligence and good judgement. There’s ego, groupthink, sunk costs, Harvard-sized imposter syndrome, a $200 million floating movie set, and the important reminder that sometimes the cleverest thing you can say in a meeting is: “Hang on… are we sure?”

They explore what happens when intelligence gets tangled up with ego and identity, and winning the argument becomes more important than making the right call. Sacha admits to occasionally wanting to make the other person’s argument for them properly before rebutting it, which is both impressively efficient and perhaps not the strongest foundation for collaborative decision-making.

The conversation moves through book smarts versus broader intelligence, the danger of mistaking confidence and eloquence for correctness, and why genuinely smart people tend to know the limits of what they know.

They also look at groupthink: what happens when a room full of capable people all agree, nobody challenges the direction, and everyone confidently marches towards the same cliff.

Then they ask one very useful question for projects, strategies and decisions that have taken on a life of their own:

If we hadn’t already started this, would we choose to start it today?

Key Learnings

1. Don’t confuse winning the argument with making the right decision

Being articulate, persuasive or quick-thinking can help you defend almost any position. That doesn’t make the position correct.

2. The smartest people stay open to being wrong

Real intelligence includes knowing where your knowledge ends.

3. A room full of smart people can still walk off a cliff

Agreement isn’t proof that a decision is good.

4. Don’t let someone else’s intelligence silence your own contribution

Sacha’s Harvard experience is a great reminder that being surrounded by impressive people can make us start discounting what we bring.

5. Previous investment is not a reason to keep making the same decision

The further we get into a project, the easier it becomes to build a convincing story about why we simply have to keep going.

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