OK to punish worker acting alone to end alleged harassment

When it comes to sexual harassment, employers need a clear policy and a process that allows employees to come forward with claims. That's really the only way an organization can protect itself. But what if an employee who thinks he’s being harassed ignores your policy and acts alone to contact the alleged harasser anonymously? If this “self-help” seems to threaten the alleged harasser, you can punish the employee without worrying about liability ...