Campaign Media Analysis Group President, Ken Goldstein, talks with C-Span's Libby Casey about the latest technologies in customized political advertising.

Click on the image above to view the C-Span interview.

'Kenneth Goldstein talked about the latest technologies in customized political advertising used by political parties and election campaigns, including "microtargeting," which uses direct marketing data mining -- collecting data on voters both online and off -- to track individual voters and identify potential supporters. This includes where voters live, the Web sites they visit and their voting records. He also responded to telephone calls and electronic communications'