Individuals often modify their behavior if they know they are being observed. That phenomenon became known as the Hawthorne effect or the observer bias. We can mitigate this effect by building rapport, designing natural tasks, and spending more time with study participants.

A myriad of fields, skills and insights come together to create the overarching discipline of user experience design... Let’s explore five behavioral science insights you can use right now to design better products

“Daily political events consistently evoked negative emotions [which] predicted worse day-to-day psychological and physical health, but also greater motivation to take action aimed at changing the political system that evoked the negative emotions in the first place.”