The question comes from Andy Grove, who asked it of himself and his cofounder at Intel in the middle of a decision they had been avoiding for a year. If the board threw us out and brought in a new chief executive, what would that person do?
The answer was obvious to both of them and they had been unable to reach it for months. So they walked out of the building, walked back in, and did it.
It is the most useful question in management and it is almost always described for the wrong reason.
It is not about perspective
The usual explanation is that a newcomer brings fresh eyes. That is not the mechanism, and treating it as though it were is why the question so often produces nothing when people try it.
The mechanism is that a newcomer is not the author of the current situation.
You are. Every structure you are looking at, you built or inherited and endorsed. Every person in it, you appointed or kept. Every strategy on the table has your name somewhere in its history. Which means every option in front of you carries a second cost that has nothing to do with its merits: what it says about the decisions you already made.
That cost is real and it is almost entirely invisible to the person paying it. It does not feel like ego. It feels like context. It feels like knowing why things are the way they are, which is genuine knowledge, and it is also the exact thing preventing the decision.
The new person is not smarter than you. They are simply not defending anything.
How to actually run it
Do not ask it about the company in general. At that scale it produces a list of things you already knew and no action.
Ask it about one specific thing you have been carrying. The role. The market you are still in. The person. The product line that has been eighteen months from working for three years.
Then answer it out loud to someone, not in your head. In your head it stays hypothetical, and the hypothetical version never costs anything. Said out loud to a person who will ask you a follow up question, it becomes a position you have taken.
And answer it with a date. A new chief executive would not do it eventually. They would do it in their first ninety days, because they have no history with it and no reason to wait.
The uncomfortable follow-up
There is a second question that goes with it and it is worth being ready for, because it arrives on its own about ten seconds later.
If you know what the new person would do, and you are not doing it, what exactly is the difference between you and them?
Usually the answer is not capability and it is not information. It is that they would not have to be the person who admits the last three years were spent on the wrong thing.
Which is a real cost, and worth naming plainly rather than dressing as strategic patience. But it is a cost to you, personally, and it is being paid by the company, quarterly, in a currency nobody is writing down.