Mother New York hired Nicke Bergstrom as creative director. Bergstrom joins Mother from Swedish agency Farfar, where he served as co-founder and creative director.

Lion Television promoted Allison Corn to the newly created position of vice president of production and development.

Alex Sion joined Sapient as vice president of digital strategy, financial services, in the company's New York office. Formerly a senior vice president at Citi, Sion will focus on helping retail financial services clients understand how to reach and engage customers in the digital world.

Social Control hired Mason Williams as senior producer; Steve Scavo as UX designer, Michael Arieli as senior developer and promoted Julia Bartine to senior digital strategist.

TDA Advertising & Design hired Jim Moscou as director of strategy and development.

Pulse 360 hired Dan Martin as vice president of business development. Martin, who joins Pulse 360 from IAC/InterActiveCorp, will manage the company's business development team, responsible for publisher acquisition and distribution of the company's solutions.

Clearleap tapped Peter J. Ansel as vice president of business development. Most recently, he was vice president of advertising strategy at Move Networks.

Nate Hackstock joined Sapient Interactive as west coast creative director. Prior to joining Sapient, he worked for Saatchi & Saatchi, Singapore.

ExactTarget hired Jim Burchell as strategic channel development manager. Burchell previously served as agency channel manager at Omniture.

ISM hired Barry Frechette as director of integrated production. Frechette was most recently vice president and manager of creative production at Boston digital shop, Oasis.