I can't see this has been linked anywhere on the site...
http://www.grizzlybomb.com/2014/10/21/dredd-vs-brief-history-judge-dredd-crossovers/
"Yet again there is not much story here, but what is on show works thanks to the Al Ewing story."
Really good writing there...
The writer appears to be saying that the latter two Dredd/Batman crossovers weren't writen by Wangner and Grant, which they all were.