The Postdoctoral Scholars Unit (PX) is a systemwide bargaining unit comprised of postdoctoral scholars and postgraduate researchers who work in support of faculty and lecturers. The unit, which includes a total of about *6,893 postdoctoral and postgraduate scholars, is represented by the United Auto Workers (UAW) Local 5810.

An approximate breakdown of the number of postdoctoral scholars and postgraduate researchers at each location is as follows:

Location Headcount
Berkeley 1,088
Davis    745
Irvine    451
LBNL    513
Los Angeles    989
Merced      73
Riverside    224
San Diego 1,211
San Francisco 1,139
Santa Barbara    281
Santa Cruz    179
Total 6,893

*GOA Data, April 2024