Martha Stewart Living Omnimedia announced that Martha Stewart has extended her employment with the company until June 30, 2017.  The agreement names Stewart founder and chief creative officer.  Stewart continues to serve as non-executive chairman of the board. Lisa Gersh, president and chief operating officer and a member of the board of directors since 2011, has been named chief executive officer.

DunnhumbyUSA hired Allen Mason as vice president of analysis, strategy and planning and Leslie Liss as vice president of manufacturer commercial solutions.

Pixomondo London hired Roma OConnor as executive producer and Joern Grosshans as VFX supervisor.

Ivan Heredia has been named vice president, marketing, Radio Disney.

Jingit hired Tom Venable as vice president of revenue.

Globys named Olly Downs as senior vice president of data sciences.

Eric Mower + Associates hired Jared Kerschner as a digital developer.

AddThis hired Arthur McKinley as director, international business development.

Nelson Schmidt hired Becky Dunton as senior account executive and Kari Dunham as account executive.

Tribal DDB New York named Jen Stocksmith as creative director.

Edit1 hired Todd Winter as creative director.

Hall & Partners named Andy Chappin as global chief financial officer.

T3 named Jim Firestone as chief strategy officer. Firestone joins T3 from GSD&M, where he was most recently vice president, experience & insights.

Euro RSCG Chicago hired Mike Czuba as senior vice president and group strategy director. Most recently, Czuba was vice president and strategic planning director at Draftfcb.

adMarketplace hired Michael Salzman as director of sales.

Mashable hired Annie Colbert to be the editor of its new Watercooler section.

TruEffect hired Robert Rust as vice president, engineering and Dane Elliott as director of analytics.

TBWA\Chiat\Day Los Angeles named John Norman as chief creative officer. Norman joins TBWA from The Martin Agency, where he was chief creative officer. In addition, Rob Schwartz was promoted to global creative president, TBWA Worldwide.

BrainJuicer Group named Teri Hall as vice president, North America.

Premier Retail Networks named Martin J. Fry as chief operating officer.