Ad Biz Tuesday Odds and Ends By Kiran Aditham on Jan. 4, 2011 - 4:23 PM -MediaCom veteran Harvey Goldhersz was named CEO of the agency’s North American operations. link -Ace Metrix lists the top 10 ads of 2010 by effectiveness. link -Omnicom’s The Marketing Arm is setting up shop in Greenw ...