- Adweek, Wednesday, April 6, 2016 10:19 AM
GroupM, known for its expertise in search advertising services, sees a future in programmatic media buying for old school media. Adweek sat down with
Brian Lesser, North American CEO,
GroupM, to talk about how programmatic media buying changes the agency, the big trends for 2016, and walled gardens. Read the whole story at Adweek »
