Executive switch-ups were a regular occurrence at Yahoo, though staff changes also affected AOL, Microsoft, and Google.

The online ad industry’s increasing relevance to consumers and businesses made it that much more vulnerable to government inspection and the economic downturn in 2008.

Marketing consultant and former Coke ad exec steps in to head marketing at Tremor Media.

Reports suggest consumers will continue to spend online with retailers that provide significant discounts and a hassle-free experience, even during a recession.

Behavioral targeting in 2008 was characterized by the introduction of controversial ISP-level technologies from firms such as Phorm and NebuAd.

While detractors argue brands don’t belong on the quick messaging platform, brands like Ford, Dunkin’ Donuts, and Whole Foods are on Twitter.

Bill Shaughnessy seen as heading back to roots in product management.