This is a very helpful post. Our (former) club pro had me trying slight differences in ball position to control shape (no change in swing), which I could get to work a little bit. Seems like that is in your "harder" or "more extreme" (in combo with alignment changes). Then this summer I watched a video suggesting strong and weak grip changes to control the shape...and I guess I knew that this affected the face but in reading your article it wasn't clear to me that you're...