Thank You for Making Liquid a Success
Your support helped make Liquid an Amazon bestseller. We’ve loved hearing how CTOs and CEOs are flagging sections, re-reading concepts, and even sharing them in leadership Slack channels.
If you’ve had a chance to dive into the book, we’d be grateful if you left a quick Amazon review. Reviews help us keep spreading the word.
Introducing CTO Compass: Blueprint
We’re excited to share that our first course, CTO Compass: Blueprint, is now live. This course is designed to help CTOs align their technical priorities with business goals, improve their communication with the c-suite, and unlock momentum.
👉 As a thank you to our Liquid community, we’re offering 10% off through September 30, 2025. Use coupon code LIQUIDSEPT10
On the Blog: Perspectives for CTOs
We’ve been writing about the challenges and opportunities CTOs face today. Here are a few of our recent favorites:

Being Both On Fire and Frozen in Place
When I first started coaching Mark, a newly promoted CTO, he was exhausted. He joined a high-growth company with an incredible product and a bright future, but within weeks he realized something was terribly wrong…

Navigate Engineering Complexity: Balance Growth and Speed
In today’s rapidly scaling technology organizations, managing engineering as a function can feel like steering a speeding train while laying the tracks beneath it…

From Frozen to Flow: How “Liquid” Reveals the Hidden System Running Your Tech Company
A conversation on the Modern CTO podcast with Etienne de Bruin on CTO Sentinel’s groundbreaking new book, Liquid, that’s changing how CTOs think about organizational complexity.
We’d love to hear from you. Hit reply and tell us what you’d like to see in future issues: more practical frameworks, leadership insights, or behind-the-scenes stories from other CTOs. Your feedback will shape where we go next.
Thank you again for being part of this journey. The CTO Sentinel community is growing, and this is just the beginning. Stay tuned for more ways to learn, connect, and unlock momentum as a CTO.
Stay tuned,
Kathy, Etienne, and Scott
The CTO Sentinel Team