Put a room full of performance measurement professionals together and everyone will agree that after-tax performance reporting is crucial to a client's investment information.  And just as readily they'll agree that no one seems to have a satisfactory way of doing it.  Some will call for more hands-on advice from regulatory and self-regulatory groups, or better solutions from IT vendors.  Well it seems that those groups have been listening.  Here the author explains the efforts underway and the challenges still ahead.