Memory Biases

Availability cascade

A repeated claim starts to feel true because many people repeat it.

What Is Availability cascade?

Availability cascade is a thinking trap where a repeated claim starts to feel true because many people repeat it.

How It Tricks You

It can make a reconstructed memory feel like a clean recording.

Real-World Example

A rumor about layoffs feels true after enough coworkers repeat it.

Seen Online As

• Everyone keeps repeating it, so there must be something to it.
• This has been posted so many times that it feels confirmed.
• I do not know the original source, but the claim is everywhere.

What To Ask Instead

Can I trace this back to a solid original source?

Related Thinking Traps

• Availability heuristic
• Recency bias
• Peak-end rule
• Rosy retrospection

Common Situations

• Thinking Traps in Relationships
• Thinking Traps at Work
• Thinking Traps Online

Quick FAQ

What is Availability cascade?

A repeated claim starts to feel true because many people repeat it.

What is an example of Availability cascade?

A rumor about layoffs feels true after enough coworkers repeat it.

How do I spot Availability cascade?

Can I trace this back to a solid original source?