BOOKLIFE PRIZE 10/10 SCORE | EDITOR'S PICK 2025 | CANREADS 2025 FINALIST
KEYNOTE SPEAKER | AUTHOR | BRAND STRATEGIST

Why Smart People Make Irrational Decisions

Paul Larche helps leaders, marketers, and organizations understand what actually drives decisions, and how to use that insight to sell better, lead better, and communicate more effectively.

Based on the ideas in The Divided Brain, Paul’s work turns behavioural science into practical tools people can use immediately. Once you see it, you can’t unsee it.

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About the Author

A Broadcaster, Brand Builder, and Speaker Who Turned Human Behaviour into a Practical Business Framework.

More about paul

For more than four decades, Paul Larche has worked at the intersection of media, branding, leadership, and decision-making. From managing national radio broadcasts in Toronto to building and selling a successful media and marketing company, he spent his career observing one consistent truth:

“People buy on emotion and justify with facts.”

That insight became the foundation of The Divided Brain and now drives Paul’s speaking, workshops, and writing. He helps leaders, marketers, and organizations better understand what actually drives decisions, and how to communicate with greater clarity and impact.

  • Former General Manager, Telemedia Network Radio

  • Founder of Larche Communications Inc.

  • Hall of Fame, Ontario Association of Broadcasters

"Paul Larche’s The Divided Brain delivers exactly what modern marketers need: a practical, psychology-informed blueprint for influencing human behaviour in branding, leadership, and communication."
CanReads
Awards Finalist
"The Divided Brain is a blueprint for decoding how people think, feel, and choose—and a must-read for anyone seeking to build leading brands."
Dr. Derrick Daye
Branding Strategy Insider
"Simple and powerful. Actionable and thought-provoking. A great read."
STeve jones
President, Stingray Radio
"Informative, practical examination of the neuroscience behind brand marketing."
BookLife by Publishers Weekly
Semifinalist, Booklife Prize 10/10 Score

Who This Book Helps Most

The Divided Brain is for people who want a practical way to understand why people think, feel, and choose the way they do, and how to use that insight in business, leadership, marketing, and everyday life.

Marketers & Branders

Learn why logical campaigns often fall flat, and how to build messaging that connects where decisions are really made.

Business Owners & Entrepreneurs

Clarify your value, understand customer instincts, and communicate in ways that create trust and momentum.

Startups & Founders

When attention is scarce and every dollar matters, understanding human behaviour becomes a competitive advantage.

Curious About How We Think

If you’ve ever wondered why intelligent people make irrational decisions, this book makes human behaviour easier to understand.

Not affiliated with Iain McGilchrist’s academic work, this book uses “The Divided Brain” as a behavioural metaphor, focusing on how emotional and rational systems shape branding, leadership, and everyday choices.