"Hooked: How to Build Habit-Forming Products" by Nir Eyal and Ryan Hoover is a really interesting read on this subject. For me it was eye-opening to think about

"Hooked: How to Build Habit-Forming Products" by Nir Eyal and Ryan Hoover is a really interesting read on this subject. For me it was eye-opening to think about app development from a behavioral and psychological perspective, albeit manipulative. http://www.amazon.com/Hooked-How-Build-Habit-Forming-Products-ebook/dp/B00HJ4A43S http://www.amazon.com/Hooked-How-Build-Habit-Forming-Product...