Aufmerksamkeit
9 cards from across every topic, each citing a source. Tap one to open it in the feed.
- Half the viewers missed a gorilla walking through the frame.
In 1999 Simons and Chabris showed a video of players passing a basketball. The task: count the passes. Meanwhile a …
- How a feed keeps you without you noticing.
Three mechanisms interlock. Variable reward: you never know if the next post is good, so you keep scrolling. No …
- How you hear your name in a crowded room.
In noise, your brain isolates one voice using direction, pitch and rhythm. The rest isn't deleted, just processed …
- Multitasking doesn’t exist – only rapid switching.
The brain doesn’t process two demanding tasks in parallel; it toggles between them. Every switch costs time to reload …
- Nearly half your day, you're thinking about something else.
In 2010 Killingsworth and Gilbert sampled 2,250 adults at random moments via an app. In 46.9 percent of samples their …
- Quickly checking email costs more than the minute.
Sophie Leroy showed in 2009 that switching from an unfinished task to a new one leaves part of your attention stuck on …
- The person you're talking to got swapped. You don't notice.
In 1998 Simons and Levin had a stranger ask pedestrians for directions. Two workers carried a door between them and the …
- You cannot switch off reading, even when you want to.
When the word RED is printed in blue ink and you must name the ink colour, you stumble. John Ridley Stroop showed this …
- Your phone distracts you even when it's off.
In 2017 Ward and colleagues gave about 800 people concentration tests. Their silenced phone was either on the desk, in …