Nir Eyal is the author of Hooked: How to Build Habit-Forming Products. Nir has distilled years of research, consulting, and practical experience to write a manual for creating products people love. He has taught at the Stanford Graduate School of Business and Hasso Plattner Institute of Design. His writing on technology, psychology and business appears in the Harvard Business Review, The Atlantic, TechCrunch, and Psychology Today. Nir blogs at NirAndFar.com.