Front Page

Unlock the brain’s secrets

Rethink how you work, learn, parent, and live.

Book Cover of Brain Rules

Updated and Expanded

Brain Rules

How do we learn? What exactly do sleep and stress do to our brains? Is multi-tasking a myth? Why is it so easy to forget—and so important to repeat new knowledge? Do men and women really have different brains? Dr. Medina reveals 12 scientific rules about how our brains truly work.

Brain Rules For Work

Why are video meetings so tiring? How do I keep people engaged during presentations? What can I do to my office to make me look forward to work on Monday? How can I improve the productivity of our team, department, or organization? Medina unpacks the science behind the answers to these and other business questions.  

Book Cover of Brain Rules for work
Book Cover of Brain Rules for aging well

Brain Rules FOR AGING WELL

Where are my keys? Why don’t I sleep as well as I used to? Why do my friends keep repeating the same stories? What can I do to keep my brain sharp? Medina gives you the scientific facts about these questions and many others — along with the prescription to aging well — in his signature engaging style.

Brain Rules For BABY

New chapter on sleep. What’s the best way to raise a smart, happy child through age five? Scientists know. As Dr. Medina notes in the introduction, this book is about answering the big questions parents have asked him over and over — and debunking the big myths, too — in a user-friendly, practical way. 

Book Cover of Brain Rules for Baby

Book Overview

Resource Library

How do we learn? What exactly do sleep and stress do to our brains? Why is multi-tasking a myth? What can science tell us about raising smart, happy children?   Brain Rules are things we know for sure about how the human brain works. Dr. John Medina uncovers details and imparts lessons every teacher, parent, business leader, and curious person deserves to understand.

Check out the Brain Rules video tutorials, which offer short visual lessons that reinforce the rules laid out in the books:

John Medina Portrait Photo

About the author

John Medina

DR. JOHN J. MEDINA is a developmental molecular biologist focused on the genes involved in human brain development and the genetics of psychiatric disorders. He has spent most of his professional life as a private research consultant, working primarily in the biotechnology and pharmaceutical industries on research related to mental health. Medina is an affiliate Professor of Bioengineering at the University of Washington School of Medicine.

Praise For Brain Rules

Medina’s humorous, conversational style make this an absolute please to read.

Few people are better qualified to help managers sift through all the hype than John Medina.

Oliver Sacks meets Getting Things Done.

Brain Rules Topics

Brain Development

How the brain forms, grows, and rewires over time.

Cognitive Function

Thinking, learning, memory, and attention processes.

Health & Lifestyle

Sleep, stress, exercise, and how habits impact the brain.

Parenting

Brain-based strategies for raising and connecting with kids.

Work & Performance

How brain science improves focus, learning, and productivity.

Aging & Cognitive Health

How the brain changes with age and how to protect it.