TWEGSLog inNotes on mental models, systems, and decisions.

Most of us think we decide with logic. The research says otherwise — and the gap between how you think you decide and how you actually decide is where most bad choices hide. Here's the playbook for closing it, plus a decision journal template you can start using today.
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Two years ago, building a real GTM engine took a team and a quarter. In 2026, AI compressed it to a weekend. Here are the 10 shifts that made it possible.
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AI won't take your job. A knowledge worker who's better at using AI will. Here are the ten skills that separate the people getting promoted from the people getting quietly replaced — and how to build each one this year.
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The most valuable GTM engineer in 2026 isn't the person who knows every tool. It's the person who knows what to build, what to skip, and how to translate a revenue strategy into a system that runs while everyone else is asleep.
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