Before he became a consultant and coach, Couper worked in human resources and training at several big companies in Chicago and Los Angeles, including the now-defunct consulting giant Arthur Andersen.

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Vermont's King Arthur Flour offers a history of sourdough, including notes from the son of an Alaskan miner.

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Brand, 35, says bringing Arthur up to date involved some adjustments, including addressing "the changing attitude to alcoholism".

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