Another recent example of how data can drive reporting, and how Web-based tools can extend and enhance that reporting, comes from several British newspapers — primarily The Guardian — and their coverage of an emerging expense scandal involving British politicians. One of the really interesting things that The Guardian has done is to publish all of the expense info they have through a laboriously detailed and publicly accessible Google spreadsheet. As Paul Bradshaw points out at the Online Journalism Blog, this structure actually allows reporters (or in fact anyone who is interested in the info) to extract useful data simply by changing the URL. Someone has even created a page where you can run queries on the database with a simple click.
(please read the rest of this post at the Nieman Journalism Lab)
See Adrian Holovaty’s definitive, two-part answer to the question “is data journalism?”