Revised: DuoLingo can get passive-aggressive. But that little owl’s bad attitude can help you learn. Those notifications are actually part of its product strategy. Duolingo’s Head of Product Management Cem Kansu describes the behavioral techniques they employ to keep users motivated, reducing barriers and keeping streaks without losing a focus on learning. They discuss how the app keeps people engaged and learning, by gamifying the active-learning process to taking advantage of intrinsic motivation.