David Walker: For fresh thinking, don't forget history - The Guardian 2nd July 2008

Darwinians can have fun with the NHS. In evolutionary terms, what happened in 1948 was the big bang or Genesis, with Aneurin Bevan acting the part, if not of God, then of intelligent design. Since then, the NHS has proved remarkably good at adaptation; you might conclude its survival for six decades proves its fitness for purpose.

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