Academy Award-winning singer and actress Jennifer Hudson has been announced as one of Barbara Walters' “10 Most Fascinating People of 2007.” She makes the 15th annual list with such distinguished company as former President Bill Clinton, Justin Timberlake, and Myspace creators Tom Anderson and Chris DeWolfe. “Barbara Walters Presents: The 10 Most Fascinating People of 2007” will air Dec. 6 on ABC at 10 p.m. ET.