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Six Thinking Hats

Six Thinking Hats is the title and subject of a book by Edward DeBono, published in 1985.

In it DeBono describes a process of deliberately adopting a particular approach to a problem as an aid to lateral thinking. Six different approaches are described, and each is symbolised by the act of putting on a coloured hat, either actually or imaginatively. This he suggests can be done either by individuals working alone or in groups.

DeBono's six hats are: