Sacramento -- On the day before Roderick Hickman quit his job as Gov. Arnold Schwarzenegger's corrections czar, he bumped into the lead lobbyist for the state's prison guards union, who was walking out of a meeting with Schwarzenegger's chief of staff [Susan Kennedy]. Hickman became incensed, and the next day he fired off an angry e-mail to Cabinet Secretary Fred Aguiar announcing his resignation and suggesting the governor's office had lost the political will to make big changes in the state's dysfunctional prison system. Hickman, several sources close to him say, was concerned that the union was beginning to have...