Skip to content

Think Again Book Summary

The Power of Knowing What You Don't Know

by Adam Grant

Think Again

The Power of Knowing What You Don't Know

Adam Grant

TL;DR

Think Again challenges readers to embrace the joy of being wrong and to develop the intellectual humility needed to rethink their assumptions and update their beliefs. Grant explores the cognitive biases and mental shortcuts that impede our ability to think critically and offers practical strategies for becoming more open-minded, adaptable learners. The book delves into the psychology of rethinking, examining how we can overcome our natural tendencies towards confirmation bias, motivated reasoning, and other cognitive traps. It emphasizes the importance of intellectual humility, curiosity, and a willingness to engage with opposing viewpoints. Through a blend of research, anecdotes, and practical advice, Think Again equips readers with the tools to become more effective thinkers, problem solvers, and decision-makers in all aspects of life.


Table of contents

Open Table of contents

Author & Writing Background

Adam Grant is an organizational psychologist and bestselling author known for his insightful and engaging books on work, psychology, and human behavior. He is a professor at the Wharton School of the University of Pennsylvania and has been recognized as one of the world’s most influential management thinkers. Grant’s writing style is characterized by its clarity, wit, and ability to translate complex research findings into practical insights for a general audience. His other notable works include Give and Take, Originals, and Option B (co-authored with Sheryl Sandberg).

Key Takeaways

The Importance of Rethinking

The book emphasizes that rethinking is not about being indecisive or lacking conviction but rather about being open to new information and willing to adjust our beliefs in light of evidence. Grant argues that rethinking is crucial for personal growth, intellectual development, and success in a rapidly changing world.

Cognitive Biases and Mental Shortcuts

Think Again explores the various cognitive biases and mental shortcuts that can lead us astray in our thinking, such as confirmation bias, availability bias, and the sunk cost fallacy. By understanding these biases, we can become more aware of their influence on our decisions and take steps to mitigate their effects.

The Power of Intellectual Humility

Grant highlights the importance of intellectual humility, which is the ability to acknowledge our own limitations and be open to the possibility that we might be wrong. Intellectual humility allows us to learn from others, consider different perspectives, and ultimately make better decisions.

The Joy of Being Wrong

Instead of fearing being wrong, Grant encourages readers to embrace it as an opportunity for learning and growth. When we are wrong, it means we have the chance to expand our knowledge and improve our understanding of the world.

Motivated Reasoning and Confirmation Bias

The book delves into the phenomenon of motivated reasoning, where our desires and beliefs influence how we interpret information. Confirmation bias, a related concept, leads us to seek out information that confirms our existing beliefs while ignoring or dismissing evidence that contradicts them.

The Backfire Effect

Grant discusses the backfire effect, which occurs when attempts to correct misinformation actually strengthen people’s belief in the false information. This highlights the challenge of changing people’s minds and the need for effective strategies for communicating opposing viewpoints.

Building a Culture of Learning

Think Again provides insights into how to foster a culture of learning within organizations and teams. This includes encouraging open communication, psychological safety, and a willingness to experiment and learn from mistakes.

Practical Strategies for Rethinking

The book offers practical strategies for becoming more effective re-thinkers, such as actively seeking out dissenting opinions, asking open-ended questions, and engaging in constructive debates. Grant also suggests techniques for overcoming defensiveness and having more productive conversations with people who hold different views.

FAQ about Think Again

What is the main message of Think Again?

The main message of Think Again is that we should be open to rethinking our assumptions and beliefs, embrace the joy of being wrong, and develop the intellectual humility needed to learn and grow.

Who is the target audience for this book?

Think Again is relevant for anyone who wants to improve their thinking skills, become more open-minded, and make better decisions. It is particularly useful for leaders, managers, educators, and anyone who works in a field that requires critical thinking and problem-solving.

Does the book offer practical advice?

Yes, Think Again provides practical strategies and tools for rethinking, such as actively seeking out different perspectives, asking open-ended questions, and engaging in constructive debates.

How does Think Again relate to Adam Grant’s other books?

Think Again builds upon themes explored in Grant’s previous works, such as the importance of learning, growth, and open-mindedness. It complements his other books by focusing specifically on the process of rethinking and challenging our assumptions.

Think Again Quotes

  • “The hallmark of an open mind is not letting your ideas become your identity.”
  • “If knowledge is power, knowing what we don’t know is wisdom.”
  • “Intelligence is traditionally viewed as the ability to think and learn. Yet in a turbulent world, there’s another set of cognitive skills that might matter more: the ability to rethink and unlearn.”