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posterDefusion

The Chessboard Metaphor — A Visual Explainer

An original poster illustrating cognitive defusion through the chessboard metaphor — you are the board, not the pieces.

June 19, 2026

Chessboard metaphor poster showing thoughts as chess pieces and the observing self as the board
Original MythsMind poster — inspired by the chessboard defusion metaphor.

Why the chessboard?

In ACT, defusion means learning to observe thoughts as thoughts — rather than fusing with them as literal truths or commands. The chessboard metaphor captures this beautifully: all the pieces (thoughts, feelings, memories) move across the board, but you are the board itself — the space that holds them all.

How to use this visual

This poster is meant as a conversation starter, not a worksheet. When a difficult thought shows up ("I'm not good enough," "This will never work"), you might ask:

  • Which piece is this thought?
  • Can I notice it moving without having to be it?
  • What would the board do if it didn't have to control every piece?

A note on metaphors

Metaphors are tools, not truths. If the chessboard doesn't resonate, ACT offers many others — passengers on a bus, leaves on a stream, sky and weather. The goal is the same: create a little distance so you can choose what matters next.

Sources & further reading

All third-party work belongs to the original publishers. Follow the links below to explore the source material directly.