http://www.insidehighered.com/news/2014/10/31/appeals-court-backs-adjunct-case-over-first-amendment Basically, they asked her to write a puff letter supporting the community college. Instead, she wrote a letter dissing them. They fired her. Court holds a violation of her free speech rights.
In her letter, she stated an opinion that the college administration didn't respect the free speech rights of adjuncts. So they fired her. Which basically proved her point.