thorr said:
Exactly. I didn't notice it, and I now will have to listen for it to see where it is in the music.
City in the Clouds from ESB and Final Duel from RotJ are the prime examples. They're hardly subtle, but I'd agree that they use chorus much more effectively that the prequel scores (where CHOIR simply denotes EPIC).
Williams was doing far better work around that time anyway. I remember being particularly disappointed that he wasn't bringing this kind of inventiveness to his Star Wars scores: