You need to get those knuckles away from the neck and learn to use your shoulders and elbows to absorb the movement of your horse's frame.
I've never thought that I had hard hands before, which is why I'm asking. Most of the other critiques I've received here I've already known about or are basically linear extensions from existing problems.
Please keep the critique coming, though. I'm going to try to focus on a lot of these things are will definitely use the tips that many of you have provided.