You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Activision Taps Sapient for 'Call of Duty' Digital Work Agency Will Prep Global Effort for Latest Installment of Popular Gaming Franchise By Kunur Patel, Published on July 11, 2011 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.