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An icon in the shape of a lightning bolt. Impact Link The excerpt below is from Nir Eyal's book, "Hooked: How to Build Habit-Forming Products." It has been annotated by Tech Genius. Read next BI ...

Nir Eyal's day is mapped out from 6:30 a.m. until noon. Strategy 2013-07-15T19:57:00Z Here's Why Behavior Changing Apps Don't Work ...