Mariel Sands joined Babelgum as an account executive.

Karen Kaufman joined Maxus as worldwide business development director, a new position. Kaufman joins Maxus from sister agency, Mindshare, where she most recently served as a managing partner and head of the agency's Business Planning unit.

Stephan Beringer was named president, international of Digitas. Beringer most recently served as global chief strategic officer and president of TribalDDB EMEA.

Mediabrands hired John Ross, former CMO of Home Depot, to become president of its Emerging Media Lab.

Digitas hired Liz Ross as chief growth officer, US, a responsibility previously held by global CMO Seth Solomons. Ross most recently served as president of US operations and global chief marketing officer for Tribal DDB.

Dallas Area Rapid Transit has named Elena Turner as manager of communications. She previously served as account director at Dieste.

Georgia Giannattasio was hired as regional sales manager at EyeWonder in Italy. Most recently, Giannattasio was the head of Media Contacts at Havas Italy and founded KMC, a marketing and communications agency.

Cramer-Krasselt New York hired Ken Nippes as vice president/media director and Gabriel Dorosz as vice president/management supervisor.

U.S. International Media hired Janet Bescoby as senior vice president and west coast director of planning; James O'Neill as senior digital strategist/planner; Denise Thomas as senior media buyer; and Bruce Williams as senior vice president and east coast director of planning.

AdReady named Paul Uhlir director of client services.