Original: The James Norris Memorial Trophy is awarded annually to the National Hockey League's top "defense player who demonstrates throughout the season the greatest all-round ability in the position".
Simplified: Seven different defensemen won the Hart Trophy before the Norris Trophys establishment: Billy Burch, Eddie Shore (four times), Herb Gardiner, Albert "Babe" Siebert, Ebbie Goodfellow, Tommy Anderson and Babe Pratt.