WPP has appointed Marie-Claire Barker as global chief people officer, ADWEEK has learned. Barker, who assumes the role at the beginning of June, succeeds Lindsay Pattison, who announced in February […]WPP has appointed Marie-Claire Barker as global chief people officer, ADWEEK has learned. Barker, who assumes the role at the beginning of June, succeeds Lindsay Pattison, who announced in February Read More