The candidate wears a suit to the interview because he believes that this is what is expected.
Your manager tells you immediately about changes that will impact your career because she believes in transparency.
The executive asks his assistant to complete the executive’s online ethics training on his behalf because he believe he will get away with it.
The next time you encounter bad behavior at work, try to identify the belief behind it. Then work on changing this belief across the company. That’s how you’ll change behavior.