Samantha Loomis Paterson
Daniel A. Anderson/University Co/Random House

Nobel laureate Wole Soyinka, speaks in Lagos, Nigeria, this year. Sunday Alamba/AP hide caption

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Spencer West at the summit of Mount Kilimanjaro. Courtesy of Free the Children hide caption

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Actress Glenn Close and her sister Jessie, who was diagnosed with bipolar disorder in her late 40s. Dan Hallman hide caption

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