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Merck’s Clyburn Joining IFF Adds to Ranks of Black CEOs in S&P 500

Clyburn was once seen as possible successor to drugmaker’s Kenneth Frazier

Frank Clyburn, who was passed over as a successor to Kenneth Frazier at Merck & Co., will leave the pharmaceutical company for a job as the chief executive officer of International Flavors & Fragrances Inc.

Clyburn, president of Merck’s human health division, is set to take the CEO role at food and health-sciences company IFF on Feb. 14, becoming one of the few Black corporate chiefs among companies in the S&P 500 Index. Clyburn, 57, who was also an executive vice president at Merck, wasn’t available for comment on his departure or the new role.