I know, it's the wrong sport, but we can learn a lot from other referees (even if they get to stay warm while we freeze out in the cold).
ESPN recently took a look at some changes in the NBA referee program. I found it interesting to hear how they face similar challenges to us; how to call the game, balancing "flow" against calling fouls and the process of assessment. You can watch the video below and read the article by clicking here.