David Cohen - President, North America, Magna Global, USA

David Cohen is Chief Media Officer at UM North America. David is also the Chair of the Digital Marketing Committee of 4A's (American Association of Advertising Agencies) since April 2009 and serves on the Programming Board of I-COM (International Conference on Media Management) and numerous advisory boards, including Google, AOL, Yahoo, and the Chairman's Advisory Board of the MPA (The Association of Magazine Media).

As Chief Media Officer, David leads UM's North America Media Management practice across all planning and buying functions. Within this team David oversees Portfolio Management, Integrated Investment, Decision Sciences and Digital Innovation. He also continues to lead our global digital community as well as driving thought leadership and innovation across the UM universe.

David often speaks at seminars and lectures and is frequently quoted in the trade press, as well as The Wall Street Journal and The New York Times.