Cheryl Kellond, formerly Yahoo's vice president of advertiser product marketing, has taken a new post as vice president of advertising at ChoiceStream, a company that personalizes online advertisements for clients.
The company, whose clients include Overstock.com, AT&T, Yahoo, Blockbuster and Borders, also said Darin Hicks, formerly Acxiom's general manager, is now chief operating officer.
In addition, the company said Yahoo's former chief data officer, Usama Fayyad, has joined its board of directors, and a former executive at advertising giant WPP, Lauren Frank, has joined its advisory board.
This article was first published as a blog post on CNET News.
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