For many people, change is a very difficult thing to adjust to, and professional athletes might be worse at adapting to change than anyone else.
If Rule 14-1b is enacted and becomes law as of Jan. 1, 2016, it will be illegal to anchor a putter to any part of your body.
There will be some golfers on the PGA Tour who could be affected quite adversely by this rule.
Keep in mind that they won't have to make the change until 2016 and no one knows exactly where their games will be in four years.
Here are 10 players I think will be affected most.