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Jeff Mayhew's avatar

Good read Gary, thank you.

I think you've touched on a bit but figured I'd make the point more directly. The Devil's Advocate process is not just useful for the Research and Decision phase, but also directly informs the Information Processing phase.

In other words, if you think through how you might be wrong in advance and what metrics will tell you that, you can then be alert to the signposts that will confirm or refute your hypothesis, making your future decision making easier.

This approach addresses one of the realities of research and decision making - not everything is knowable at the time of investment. So it can sometimes be more productive to say "I don't know", and then give yourself a framework to efficiently cut a position if the evidence comes back against you. I say this from the perspective of realizing that cutting the losers that I will inevitably invest in sooner is something that has really helped me improve as an investor, and therefore increase my returns.

Deal Flow Capital's avatar

Really enjoyed this framework, Gary. Breaking edge down by process stage rather than edge "type" is a much more actionable way to think about it — and forces an honest audit of where your process actually has (or doesn't have) an advantage.

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