It’s nearly a year since I went to Phoenix to watch GroupM’s global chief Irwin Gotlieb talk about the culture gap between agencies and advertisers at the ANA’s Advertising Financial Management conference.

In that time the ANA has hired K2 Intelligence and Ebiquity to investigate the industry’s business model. The agencies, via their own trade body the 4A’s responded with their own set of – woefully weak – transparency guidelines and the row over rebates and the trust gap between two sides that should be fostering a business partnership has sadly grown wider, illustrated by the current stalemate between the ANA and the 4A’s.

Read the full MediaPost article here.