Second Level Thinking

Ideas to help you see things differently.

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Protocols Over Willpower

Protocols Over Willpower

Published on: 06/11/2026

Issue 54: What Andrew Huberman's Protocols gets right about light, sleep, focus and stress, and the five changes with the biggest return on effort.

How to Lower the Cost of Being Wrong

How to Lower the Cost of Being Wrong

Published on: 21/08/2025

Issue 34: Lessons from Steve Jobs’ signal-to-noise ratio. Why the best leaders protect the few tasks that matter and build systems that survive bad calls.