Attention and Perception Biases

Streetlight effect

Looking where information is easy to find rather than where it is useful.

What Is Streetlight effect?

Streetlight effect is a thinking trap where looking where information is easy to find rather than where it is useful.

How It Tricks You

It can make what stands out feel like the whole picture.

Real-World Example

A team measures what is easy to track instead of what matters.

Seen Online As

• The fast interpretation is doing more work than the evidence.
• The claim feels obvious before the check question is asked.
• A shortcut is making the judgment feel more certain than it is.

What To Ask Instead

Am I searching in the convenient place?

Related Thinking Traps

• Availability heuristic
• Availability cascade
• Recency bias
• Peak-end rule

Common Situations

• Thinking Traps at Work
• Thinking Traps Online
• Thinking Traps with AI Prompts

Quick FAQ

What is Streetlight effect?

Looking where information is easy to find rather than where it is useful.

What is an example of Streetlight effect?

A team measures what is easy to track instead of what matters.

How do I spot Streetlight effect?

Am I searching in the convenient place?