Interpublic Group of Companies has announced the immediate departure and replacement of McCann Worldgroup's British CEO Nick Brien, with native New Yorker Harris Diamond, CEO of another Interpublic division, the Constituency Management Group, named as his successor.

The New York Times has suggested that Twitter is on the verge of accepting a major financial investment from Apple. The tech giant is yet to truly foray into social media -unlike its main competitor, Google, which has its very own network in Google+ with over 100 million users.