Hooked
How to Build Habit-Forming Products
What's it about
Ever wonder why some apps become daily habits while others are forgotten? Learn the secrets behind the world's most engaging products. This summary reveals the four-step framework used by companies like Facebook and Twitter to subtly encourage repeat user behavior, without expensive advertising. You'll discover the "Hook Model," a powerful cycle of Triggers, Actions, Variable Rewards, and Investments that keeps users coming back. Master these practical steps to build products people love and use instinctively. Stop guessing what works and start engineering customer habits for your own app or service.
Meet the author
Nir Eyal is an expert in behavioral engineering who has taught at the Stanford Graduate School of Business and Hasso Plattner Institute of Design. His work lies at the intersection of psychology, technology, and business, exploring how products influence our daily actions. After years of working in the video gaming and advertising industries, he became fascinated by what makes technology so engaging, which led him to create the Hook Model and write this book with Ryan Hoover.

The Script
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