Julie Suzanne Chen (born January 6, 1970) is an American television personality, former news anchor, and television producer. She has been the host of the U.S. version of the CBS reality-television program Big Brother since its debut in July 2000, as well as it's spinoffs, and is the longest-serving host of any country's version of the show. She also was a co-host and the moderator of the CBS daytime show... see more