The Shepard Scale

The Shepard Scale

Checking in on GCP Library Users

Kit Perez's avatar
Kit Perez
Jul 21, 2026
∙ Paid

You’ve had a few days with the library now, and I wanted to check in. I’ve gotten some fantastic feedback from a few of the users so far!

If you’ve already dug in, great. If you opened the library page, felt overwhelmed, and closed the tab, that’s okay too! That’s why I’m sending this email.

Here’s how I’d suggest using it.

Start with GCP 101. Everything else in the library builds from or alongside the doctrine in that course. If you go straight to Deception Analysis for Vetting without it, you’ll get the method but miss the framework that makes the method make sense. GCP 101 is the foundation, so start there.

The archive is part of the library. The four courses are the structured doctrine. The archive, which includes everything in the Shepard Scale going back to 2021, is where the doctrine gets applied, tested, and demonstrated against real cases. The two work together. The courses teach the method; the archive shows the method in motion.

One more thing: in early August I’m publishing a …

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