The best Rookie of the Year season, by bWAR, in each decade since the 40s.
40s: Don Newcombe (5.7)
50s: Frank Robinson (6.6)
60s: Dick Allen (8.8)
70s: Mark Fidrych (9.6)
80s: Alvin Davis (6.0)
90s: Mike Piazza (7.0)
00s: Ichiro (7.7)
10s: Mike Trout (10.5)
20s: Julio Gonzalez (6.2)
about 1 month ago