In America politics is fast becoming a media bloodsport. The default style for much of the most popular political commentary on TV, radio and the web has become the fury-filled polemic.
Ann Coulter has made a successful career out of causing offence. She dismisses American liberals as Godless traitors and she revels in the vitriolic abuse she gets from her political enemies. She says that this is all part of political debate but is the language and tone corroding America's political culture?
You can watch the full interview on Wednesday 20th October 2010 on BBC World News at 0330, 0830, 1530, and 2030 GMT and in the UK on the BBC News Channel at 0430 and 2330 BST.