Execs & Accounts: Yell, Profero, Twitter

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Yell hires chief digital officer. Scott Moore will develop new products and services for the company's small- to -mid-sized customers. He joins from MSN, where he was partner and executive producer and oversaw the key integration of Bing. Moore worked at Microsoft for 10 years from 1995 to 2005, then left for a stint at Yahoo before returning to Microsoft to run MSN in 2009.

Digital agency Profero adds ERGObaby. Baby carrier company will use Profero for all digital advertising and media, including social, mobile, and display.

Google's founding Blogger heads to Twitter. Karen Wickre, who developed Google's blogging platform, recently left the search giant to become Twitter's first editorial director. "As you might guess, it will involve a fair amount of wordsmithing as well as nurturing a consistent Twitter voice across our public messages and information pages," she wrote in a blog post. Find her on Twitter at @kvox.

BrightWave Marketing Promotes Tuttle to COO. Ryan Tuttle joined the e-mail focused agency last January as VP of strategic services. He previously held roles with Engauge and Collinson Digital.

Jay Sears heads to Rubicon Ad tech firm the Rubicon Project appointed Sears as SVP of marketplace development. He was previously general manager of ContextWeb's PulsePoint ad exchange.

Traffiq sales head heads to nPario. Chris O'Hara, until recently SVP of sales and marketing for Traffiq, has accepted an East Coast sales leadership role with nPario. O'Hara is a contributor to ClickZ.