Heather Whitson, MD, HS’01-’04 and Harvey Cohen, MD, HS’65-’67, ’69-’71

Heather Whitson, MD, HS’01-’04, takes the reins at the Duke Center for the Study of Aging and Human Development as Harvey Cohen, MD, HS’65-’67, ’69-’71, steps down after almost four decades.

Illustration of whale and sea life in test beakers

Oxford University epidemiologist Richard Peto was puzzled by a paradox: If cancer is a function of individual cells going haywire, wouldn’t an organism with a lot more cells, say a whale, have a greater chance of getting cancer than a human or a mouse? 

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