Julie Suzanne Chen (born January 6, 1970) is an American (United States) television personality, news anchor, and producer (Television producer) for CBS. She has 14 years of newscasting experience. She is best known for co-anchoring CBSs The Early Show, alongside Harry Smith (Harry Smith (television)) and Maggie Rodriguez. She has been the host of the U.S. version of Big Brother (Big Brother (TV series)) since its debut in July 2000.