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In the scientific world, the Not-Invented-Here bias is…

“In the scientific world, the Not-Invented-Here bias is fondly called the “toothbrush theory.” The idea is that everyone wants a toothbrush, everyone needs one, everyone has one, but no one wants to use anyone else’s.” quote by Dan Ariely
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““In the scientific world, the Not-Invented-Here bias is fondly called the “toothbrush theory.” The idea is that everyone wants a toothbrush, everyone needs one, everyone has one, but no one wants to use anyone else’s.””

Dan Ariely

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

People resist using others' solutions, preferring their own even when identical.

In simple terms: People avoid others' tools.

Key Takeaway

Encourage openness to shared solutions.

Themes

psychology innovation collaboration

Mood

thoughtful strategic

Type

behavioral insightful

When to use this quote

  • product development
  • teamwork
  • technology adoption

Key Concepts

Not‑Invented‑Here bias cognitive inertia

Questions to Reflect On

  • How can organizations reduce this bias?
  • What incentives promote shared tools?
A Different Perspective

Bias can be overcome with incentives.

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