Madison Avenue media vet Jon Mandel has been named chairman of the board of online contextual targeting firm Proximic. Mandel, who previously was CEO of Nielsen's NielsenConnect subsidiary, was a
long-time media buyer, including Chairman, Chief Global Buying Officer, and Co-CEO of WPP's MediaCom unit. He currently is a member of the board of Citadel Broadcasting, eXelate, IndoorDirect the
International Radio and Television Foundation, the John A. Reisenbach Foundation, and the New York chapter of the Juvenile Diabetes Research Foundation.
