A while ago I wrote a post on how to aggregate items from ‘the last 7 days’ using the Content Query Web Part in SharePoint 2007, which involved exporting the webpart and overriding the CAML query. Now in SharePoint 2010 it’s a much easier process to achieve the same result.
The CQWP now includes additional . . . → Read More: Aggregating Items From Past 7 Days in SharePoint 2010