LETTER FROM THE EDITOR

THERE are, said the poet Wallace Stevens, 13 ways of looking at a blackbird. The essence of that particular truth came home forcefully last fortnight…

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Interview with Ursula Burns

“I use the word ‘blue collar’ purposefully at Xerox. It is the heart and soul of most economies” URSULA BURNS is the first African-American woman…

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MATHEMATICS OF RAGAS

When Frenchman Bernard Bel and American Jim Arnold met by chance in a Delhi hotel in September 1979, it turned out to be a momentous…

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