Prevention Magazine has named COURTNEY LAWSON as account manager of Prevention Specials. Lawson comes to Prevention from Teen People, where she served as junior account manager.

SFGT has named MARY BURKE as technology strategies project manager. Previously, Burke was marketing manager for Vertis.

DAVID SPARRGROVE has joined Concrete Pictures as creative director.

R/GA has promoted NICK LAW to chief creative officer, N.A., a position formerly held by chairman and CEO, BOB GREENBERG.

SANJAY PARMAR has been promoted from online campaign manager to director of client service at NetShelter.

CHARLIE BARRETT has been promoted to vice president of sales for CNET Networks Entertainment Brand division that includes GameSpot, Metacritic.com, MP3.com, and TV.com. SCOTT DORNBLASER will take Barrett's place heading up sales initiatives for the CNET Networks Community.

ePrize has promoted IVAN FRANK to executive vice president of business development.

Young & Rubicam Brands Irvine has added MILES TURPIN as senior vice president, creative director. He joins the agency from Energy BBDO where he was most recently group creative director.

LAURA DESMOND, chief executive officer of MediaVest USA, has been named CEO of SMG/The Americas, effective October 1. Desmond will preside over a region that includes Canada, the United States and Latin America, and includes the USA brands Starcom, MediaVest, GM Planworks, StarLink, Halogen and Tapestry.

Carat Fusion has hired JEFF THALER as senior vice president, director of program management. Most recently, Thaler worked at Tribal DDB New York.