Los Angeles based interactive ad firm, AdDynamix has promoted JENNIFER FINE to director of business development, and SCOTT STEWART to director of strategic accounts. Most recently, Fine led the sales and marketing efforts for AdDynamix, and will now focus on expanding the network from direct marketing to include a brand driven platform. Stewart was previously a senior account executive with AdDynamix.

MICHAEL ROTH has been named chief executive officer of Interpublic Group.DAVID BELL will move to the position of co-chairman. Bell took on the chairman and CEO titles in February 2003, succeeding JOHN DOONER, who returned to lead Interpublic's McCann WorldGroup unit. Roth joined the company's board in 2002 and chaired its audit committee until being appointed executive chairman in July 2004.

BILLI WATLAND, most recently account executive, Northern California, Media Networks, has been named account manager, Mountain Sports Media.

Forbes.com has promoted MARK HOWARD to San Francisco office manager. Also, LAUREN WRAY has joined the West Coast sales team as a regional sales manager – Northwest Region. Wray, who has also been with Forbes.com for three years, was most recently a regional sales manager based in the New York City office.

MediaSpan Group has named MARK ZAGORSKI, former president of WorldNow, as chief marketing officer, a newly created position. Zagorski will be responsible for all strategic marketing programs for MediaSpan's Harris & Baseview and First Media Works divisions. Prior to WorldNow, Zagorski worked at Modem Media where he was a group account director working with clients such as IBM, JP Morgan Chase, and MCI.

VNU has named SUSAN D. WHITING executive vice president of the Media Measurement & Information (MMI) group. Whiting has been with Nielsen Media Research since 1978 and was named its president and CEO in 2002, a role she will continue to maintain. In addition, MICHAEL MARCHESANO of VNU Business Media U.S. will lead Nielsen Entertainment, which will remain as a division of MMI. Marchesano has been with the company since 1999 and was named president and CEO of VNU Business Media U.S. in 2001, a responsibility he will continue to hold.

Trafficmac has named JULIAN BARING as director, European operations. In this role, Baring will be responsible for managing operations, strategy, and client services associated with Trafficmac’s business in Europe.

Sigma Group has named SHANNON MORRIS partner. She was formerly vice president and managing director. Morris is responsible for the growth and management of new business endeavors and agency-wide operations and administration. She also oversees strategic communications, marketing programs, planning, and management services.

SUSAN PARKES has joined PEOPLE as associate publisher, marketing. In her new position, Parkes will oversee all integrated marketing, creative services, merchandising, and event marketing for the magazine. Parkes joins PEOPLE from House & Garden, where she served as associate publisher/sales. Additionally, SIMONE ANTHONY-BROWN has been named senior manager, sales development at PEOPLE magazine. She was previously sales development manager at Essence magazine.

Entravision Radio has named BRIAN REED the vice president of sales, responsible for overseeing local advertising sales across the company's 21 radio markets. Reed most recently served as vice president and director of sales for Univision Radio.