An interview with John Seddon (creator of the Vanguard Method) An interview with John Seddon (creator of the Vanguard Method)
An interview with John Seddon (creator of the Vanguard Method) An interview with John Seddon (creator of the Vanguard Method) An interview with John Seddon (creator of the Vanguard Method) An interview with John Seddon (creator of the Vanguard Method)

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An interview with John Seddon (creator of the Vanguard Method)