A ref's life: There's more to officiating than just the whistle
 

USATODAY article about the life of NBA Ref's. Some pretty interesting stuff here about pre-games, reviewing film, knowing the history of the teams and individual players, figthing and chippyness, respect for the game, trick floppers, etc.

A ref's life: There's more to officiating than just the whistle - USATODAY.com