Chapter 05 of 5
The Replication Crisis
When famous findings didn't hold up — and how science fixed itself.
- The Principle
Do it again
A scientific finding should hold up when other researchers repeat the study. That's called replication.
- 2011
Evidence for psychic powers?
A respected journal published experiments claiming people could sense the future. Many psychologists worried: if this passed, what else had?
- The Demonstration
Younger by listening to music
In 2011, three researchers showed that flexible analysis could 'prove' listening to a Beatles song made people younger — an impossible result.
17 more cards in this chapter
Could you answer this?
In the 2015 project repeating 100 psychology studies, roughly how many held up clearly?
🧪 Experiments That Shocked Psychology
- 01Just Following OrdersMilgram's obedience experiments — and what they really showed.
- 02The Lines That LiedHow a room full of wrong answers changes what people say they see.
- 03The Prison in the BasementThe Stanford Prison Experiment — and why its famous lesson is now doubted.
- 04The Marshmallow TestA famous test of willpower — and what bigger studies found.
- 05The Replication CrisisWhen famous findings didn't hold up — and how science fixed itself.