Ever notice how that half-finished project lurks in your thoughts during dinner? Or how the email you didn’t send somehow pops into your mind during your morning shower? There’s a fascinating reason ...

Unfinished tasks create a cognitive burden, weigh more heavily on the mind, and are more easily recalled than completed tasks. The Zeigarnik Effect explains why people are haunted by unfulfilled goals ...

The Zeigarnik effect isn't exactly what one might call a household name, despite the fact that it's quite common and often makes people incredibly unproductive. The effect is well known, however, to ...