Ah, I've been reading up on this, and indeed they've redacted some information. According to Assange, this is to prevent anyone operating in the region from being attacked by insurgents. I'm guessing that it would be bad for Wikileak's publicity if they got somebody killed.
Re:Full data sets of WikiLeaks Afghan war logs
by SoftwareMaven on Monday July 26, 2010 @01:44AM
(#1547252)
I would hope that their primary goal would just be to ensure nobody got killed as a result of releasing the information, regardless of Wikileak's PR.
Names of public figures (generals, prominent police officials, governors, warlords and senior afghan officials) have not been not redacted, though on a case-by-case basis, the names of lower-level employees have been removed. Similarly, well-known insurgent commanders or terrorists are not redacted, but the names of lower-level figures are.
The types of information that have been removed from the documents include: