Romuald Zablocki
Romuald Zablocki voted up Anonymous' answer

The purpose of unions is to protect the rights of the workers from unfair or illegal demands of employers.

There are pros and cons to the system, of course.  I worked in college in a union company, and I've worked in plenty of nonunion jobs.  At the union position you're protected from unreasonable firings (and can't … Read more