Lewis Kallow

Lewis Kallow is the author of The Action Digest newsletter and a ghostwriter for industry-leading founders. He is currently developing a consumer AI product.

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Jul 29, 2022

The Ultramarathon Mindset

Evidence-Based Tactics From the World of Extreme Endurance

Lewis Kallow

Jun 14, 2023

The Ultramarathon Mindset

Evidence-based tactics from the world of extreme endurance

Lewis Kallow

May 14, 2022

The Neuroscience of Achieving Your Goals

We turned a Huberman Lab Podcast Episode into an essay

Lewis Kallow

Aug 4, 2025

I Found 12 People Who Ditched Their Expensive Software for AI-built Tools

They're saving six figures and launching products faster—all without writing code

Lewis Kallow

Nov 28, 2022

Only the Innovative Survive

What science and Howard Schultz's tenure at Starbucks teach us about recession resilience

Lewis Kallow

Apr 3, 2022

Study Sunday: Discomfort and Personal Growth

🤔 The Question — Can seeing discomfort as a sign of progress boost personal growth? A new study published on Tuesday finds that seeking disc

Lewis Kallow

Dec 5, 2022

Rallying in a Recession

Four strategies from businesses that beat the odds

Lewis Kallow

Mar 25, 2025

How I Prompted My Way to Publish-ready Content

4 tactics for production-grade outputs

Lewis Kallow

Jan 15, 2026

AI Can Build Anything. Social Dandelions Decide What Spreads.

When everyone can build and market with AI, the founders who win are the ones who master how trust spreads through communities

Lewis Kallow

May 3, 2022

Do Phone Detoxes Actually Work?

The science of stepping away from your devices

Lewis Kallow

Apr 10, 2022

Study Sunday: Habits Drive Decision-Making

🤔 The QuestionDo you really know why you do what you do? A new study finds that we consistently underestimate the degree to which our action

Lewis Kallow