The General Service Administration oversees about a half-trillion dollars worth of  federal contracting — but says evaluation of whether past contractors have done the job taxpayers paid them to do must be kept secret from … the taxpayers.

Jim Morris of the Sunlight Foundation reports on the Project on Government Oversight's (POGO) so-far unsuccessful efforts to FOIA the data.

• "GSA Tracks Contractors’ Work in Database Off-Limits to Public," [2] Sunlight Foundation Reporting Group, Sunlight Foundation, February 23, 2010, by Jim Morris.