Nir Eyal is the author of Hooked: How to Build Habit-Forming Products and blogs about the psychology of products at NirAndFar.com. In this episode we chat about the science and psychology behind some of the most addictive internet products and apps. If you're like me and wonder why you constantly feel an urge to check Instagram or even email, this episode brilliantly lays out how these behaviors can be engineered. Awesome episode for anyone interested in startups and building the next big thing.