Isn't character a part of the decision-making process for voting for the HoF? For example, I remember seeing a movie about him where he punched out an umpire while he was pitching. The movie also depicted several other incidents of his troubled lifestyle. I think some of the voters held that against him.
Future Hall of Shamers:
(1) B.A.L.C.O. Barroids (2) Mark McJuicer (3) Jose Chem-seco (4) Rafael Palmeiroids (5) Ken Chem-initi (6) Jason Gi-andro (7) Ryan Fraud (8) Muscle Melk (9) Woman-Ram (10) Shammy Sosa (11) Roger Clear-mens (12) A-Roid