We don’t like to lose things that we own. We tend to become extremely attracted to objects in our possession, and feel anxious to give them up. Ironically, the more we have, the more vulnerable we are ...

Market panics are not abstract events, they are the moments when retirement timelines wobble, college savings feel at risk, ...

This case study breaks down how Duolingo engineered habit-forming behavior. Streaks, rewards, and loss aversion keep users ...