[ThinkBetter](https://thinkbetter.app/) → [Cognitive Biases](https://thinkbetter.app/cognitive-biases.md) → The Baader-Meinhof Phenomenon

# The Baader-Meinhof Phenomenon

When something you've recently learned or paid attention to suddenly seems to appear everywhere.

![The Baader-Meinhof Phenomenon illustration](https://assets.thinkbetter.app/images/the_baader_meinhof_phenomenon.png)

You know that moment when you learn a new word, and then you suddenly hear it everywhere? Or maybe you've noticed a particular type of car for the first time, and suddenly they seem to be on every street corner. That's the Baader-Meinhof Phenomenon (also commonly known as the "Frequency Illusion") in action. It's not that these things are appearing more frequently; it's that your awareness and sensitivity to them have increased. The thing has always been there, but your brain is now recognizing it more.

## Example

**New Vocabulary**

After reading a book, you come across the word 'ephemeral.' You've never really paid much attention to it before. But in the next week, you hear it in a song, see it in an advertisement, and your friend uses it in a conversation. Why? It's not that the word is suddenly more popular; you're just tuned into recognizing it.

## In your professional life

**Marketing and Brand Awareness**

When launching a new product or service, use consistent messaging across multiple channels. Repeat key features or unique selling points in various contexts - social media, email campaigns, presentations, and casual conversations. This repetition makes the brand more noticeable and memorable to potential customers, creating a sense of ubiquity and importance.

## Go deeper in ThinkBetter

The ThinkBetter app has the full The Baader-Meinhof Phenomenon deep-dive: more examples, a quiz to test yourself, audio narration, and a weekly path that builds these ideas into a habit.

- iOS: https://apps.apple.com/app/id6459831884
- Android: https://play.google.com/store/apps/details?id=io.ventureship.braintricks

### Related concepts

- [Availability Cascade](https://thinkbetter.app/cognitive-biases/availability-cascade.md)
- [Salience Bias](https://thinkbetter.app/cognitive-biases/salience-bias.md)
- [Availability Heuristic](https://thinkbetter.app/cognitive-biases/availability-heuristic.md)
- [All mental models](https://thinkbetter.app/mental-models.md)

Page: https://thinkbetter.app/cognitive-biases/baader-meinhof-phenomenon