This is big when it comes out in Nature. "Part of the pay discrepancy is that graduate students are classified as part-time workers who, on paper, do only 20 hours of work per week, with the rest of the time devoted to their studies. But for many... —  read more 

https://www.commondreams.org/news/2022/11/03/university-california-academic-workers-overwhelmingly-vote-strike

"After more than two years of stalled negotiations, 6,000 University of California lecturers are preparing to strike. The lecturers do one-third of all teaching but earn just a fraction of what their tenure-track counterparts do, with little in the... —  read more