Baseball Prospectus has a two-part interview with Joe Maddon. Here are the links:
http://www.baseballprospectus.com/article.php?articleid=6629
http://www.baseballprospectus.com/article.php?articleid=6630
He discusses statistical preparation, gut instincts, and more. It's not clear on an everyday basis that we miss him, but having a mind like that around sure didn't hurt, either. I hope the D-Rays are patient enough with him to allow him to turn things around there.