He oversees the McKinsey Insights app from his newly created role on the Audience Development & Innovation team. Jeffrey joined McKinsey after three years at The Wall Street Journal, where he helped grow off-platform audiences and set a new all-time record for social traffic. He previously spent four years at CNN, driving up engagement on the CNN.com homepage & apps, programming desktop and mobile platforms, and push-alerting breaking news & features to audiences worldwide. Jeffrey also gathered editorial for reporting across CNN networks and affiliates, and wrote stories for the CNN Wire. He previously held roles as Assignment Editor, Reporter, Web Producer and Web Designer at several TV & radio stations.