Famous as CNN's Chief Business Correspondent and the anchor of the network's Early Start and Your Money programs, she is also notable for her earlier work for Knight Ridder Financial News, Reuters, and CNNfn's Street Sweep program.
She graduated from Iowa State University in the early 1990s, earning a degree in journalism, communications, and French.
By 2015, she had 25,000 Twitter followers.
Born and raised in Iowa, she later settled in New York City. Her marriage to Reuters executive Ed Tobin produced three children.
She and Fox News personality Charlie Gasparino are both notable for their financial journalism work.