Player power rankings: Lidstrom's heir?

Duncan Keith has surged into the top 10 with a mix of offensive and defensive dominance. Rob Grabowski/US Presswire

The Puck Prospectus metric GVT (goals versus threshold) allows us to compare players at every position to determine who the true leaders are. The first defenseman of the season cracks the top 10, as Chicago's Duncan Keith enters the power rankings.