James Ivory comes close to the actors for the first rehearsal. He more or less lets you direct yourself and then will only correct you if he finds it incorrect.
Technique! The very word is like a shriek of outraged Art. It is the idiot name given to effort by those who are too weak, too weary, or too dull to play the game. The mighty have no theory of technique.
None of the other guys in the band really sang, so that's when I brought Roy Clark in.