The National Labor Relations Board NLRB recently adopted a rule that requires employers to post in the workplace notices describing for employees their right to organize a union, engage in collective bargaining, and conduct other forms of “concerted activity” (such as strikes and work stoppages). The stated purpose of the NLRB’s proposed rule is to inform employees of their right to act together to attempt to improve wages and working conditions, to form a union, join a union, bargain collectively, or to choose not to do any of these things.
 
Under the NLRB’s rule, private employers must ...