Loyalty Lab hired Keith Rose as president.

Mark Stanich will add president of digital media to his current responsibilities of senior vice president and chief marketing officer at American Express Publishing Corporation.

Evolve Media hired Paul Santello as senior vice president of brand sales and marketing.

Arnold Worldwide created a Global Strategic Leadership team, to be based in the agency's Boston office. Neela Pal will lead Business and Brand Strategy globally, an expansion of her existing North American role at Arnold. Lisa Borden and Frank Sanni will join the micro-network to lead the Department of Human Nature, and Integrated Planning, respectively.

Melanie Myers has returned to Wieden+Kennedy as global director of creative resources. Myers spent 11 years with W+K's Portland office before leaving in 2007. She later started WNTD, a creative recruiting and consulting company that will continue to operate with Myers' former partners.

JWT hired Michael Dezso as senior partner, director of strategic planning in its Atlanta office. Dezso joins JWT from BBDO, where he served as vice president, senior account planner.

Jonathan Kish joined MRM Worldwide as executive vice president, director of strategy, east region. Kish was most recently group vice president of strategy at McCann Erickson in Tel Aviv.

Becky Chidester, who has served as Wunderman New York's top executive since 2007, takes on a new role as president of Wunderman World Health. David Shulman assumes the role of president for Wunderman's New York office. Shulman joins the agency from Enfatico, where he was chief digital officer.

Active Network promoted Rich Abend to vice president of new business ventures for its Media + Marketing division. Abend was most recently vice president of integrated marketing sales.

Definition 6 hired Laura Long as vice president of client services.