“These steps were derived from his observation of online products and services, as well as a wide range of psychological and neurological research, from B. F. Skinner to B. J. Fogg. The Hook, Eyal says, is the magic behind just about every icon of the consumer Internet, from Google to WhatsApp.” Looking to create an addictive product? Looking to understand why you are hooked on one? Looking to take a break from that product and read something compelling? From Wired: How Facebook and Candy Crush Got You Hooked.