Greene Law: How to Get Noticed by Top Management

What Greene trait should an employee incorporate in order to be noticed by top management?

Jesse’s personality is one of not speaking up during meetings, staying in his cubicle, and being generally soft-spoken. His co-workers like him, and his boss thinks he is reliable. Jesse wants to change in order to be noticed and promoted, but he doesn’t know where to start. What Greene trait should Jesse incorporate in order to be noticed by top management?