It is a bit hard to take Opie too seriously but I think he has a very unique perspective as he has been in Hollywood since birth as an actor and progressed into a very successful director. I found this interview contained some good insight into collaboration and working your way from a child actor to a veteran director.

The Treatment
Here is a direct link to the mp3, which for some reason is not on the KCRW Page.

Ron Howard Interview on the Treatment