
21/08/2025
Adam Grant, an organizational psychologist, explores the art of rethinking—challenging our own assumptions, beliefs, and habits. Rather than clinging to what we know, Grant encourages us to adopt the mindset of a scientist: curious, humble, and open to being wrong.
The book is structured around three levels of rethinking:
- Individual – How we update our own beliefs.
- Interpersonal – How we encourage others to rethink.
- Collective – How we build cultures of learning and adaptability.
Grant uses engaging stories—from firefighters who rethink survival strategies to entrepreneurs who pivot successfully—to show how rethinking can lead to better decisions, deeper relationships, and greater innovation.
🌟 Key Takeaways
1. Think Like a Scientist
Instead of preaching, prosecuting, or politicking, adopt the scientist mindset: form hypotheses, test ideas, and revise beliefs based on evidence.
2. Detach Identity from Beliefs
When we tie our identity to our opinions, we resist change. Grant urges us to define ourselves by our values (like curiosity or integrity), not our conclusions.
3. The Joy of Being Wrong
Being wrong isn’t a failure—it’s a sign of growth. People who enjoy discovering their errors tend to learn faster and adapt better.
4. Confident Humility
Grant introduces the concept of being confident in your ability to learn, but humble enough to admit what you don’t know. This balance fosters resilience and credibility.
5. Argument Literacy
Effective persuasion isn’t about winning debates—it’s about inviting others to rethink. Asking questions, listening actively, and finding common ground are more powerful than confrontation.
6. Rethinking in Teams and Communities
Organizations thrive when they build cultures that reward curiosity, challenge norms, and welcome dissent. Grant shows how leaders can foster psychological safety and continuous learning.
One of the most resonant quotes from the book is:
“The purpose of learning is not to affirm our beliefs. It’s to evolve our beliefs.”
Find the book here:
https://amzn.to/47F4pSp
Or listen to the audiobook for free here: (Free trial)
https://amzn.to/47zpgqg