Many parts of our lives are defined by turning points: fleeting or extended moments where life as we know it is changed forever. These can be a person we meet, a travel experience or a bereavement. For Robert Douglas Fairhurst, it was being diagnosed with multiple sclerosis, an unpredictable and still misunderstood illness. As a literature professor, stories played a key role in helping him make sense of the diagnosis. He recounts the journey in his book "Metamorphosis: A Life in Pieces". The author joined us for Perspective.

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