As for the claim that exhibitions contribute to knowledge, the practice of having catalogues that cause no offence hastily written by committees usually discourages original research or the expression of controversial ideas.

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This gap in knowledge from concept to practice needs to be bridged in order for people to be able to retire and to have a satisfying retirement.

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Not all members of the community actually apply their knowledge by building the daldal for themselves, and it took several years before the practice began to spread beyond the first few men who initiated it.

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It's not their fault - most practice nurses and GPs have simply never been equipped with the specialist skills and knowledge for today's needs.

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The Code of Practice for Official Statistics says ministers must "ensure that no statement or comment - based on prior knowledge - is issued to the press or published ahead of the publication of the statistics" and reminds them of their duty "to promote trust and maximise public value" of official data.

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