In his weekly column in The Independent, David Flatman salutes the consistency of the versatile All Blacks scrum-half.
"The thing is, if you want to be a truly world-class player, you have to be close to immaculate as often as possible, not just in the easy matchesand not just in the big ones.
"With this in mind - and having watched every match of this Rugby World Cup - I think the best player has been the All Black scrum-half Piri Weepu. This might cause a stir should you be a relative of Sean O'Brien or David Pocock, but that's OK; it's only an opinion.
"I have watched him play against varying grades of opposition and the one thing I have noticed above all else is that his game has never altered one jot; it has never dipped."