Bill: there is almost as much mythology regarding shooting styles as with damascus barrels. Lots of information here
https://docs.google.com/document/d/1...3d3Eno/preview
Bottom line is that the gun must be pointed where you are looking, and where the target/bird is going, however one mounts the gun. "Instinctive shooting" usually implies letting our eye-hand coordination work, and that's a good thing.