“This guy had just filed a discrimination complaint with the National Labor Board against his employer, then turned around and wrote an inflammatory memo....
Care to actually back this up?? Specifically, your use of “had just”.
If this is the case, it was filed November 23, 2015, which is not “just before.” His name is not mentioned, but this is the only one I could find.
https://www.nlrb.gov/case/32-CA-164766