>workers can optionally participate without having wages garnished. This is the direct purpose of so-called "right-to-work" laws. Unions are required to repres

>workers can optionally participate without having wages garnished. This is the direct purpose of so-called "right-to-work" laws. Unions are required to represent employees regardless of whether or not they pay dues, meaning other members shoulder the costs of collective bargaining. This is called the "free rider" problem and is one of the biggest ones facing unions today. It's also one of the main targets of the PRO Act.