https://www.cnet.com/news/at-google-town-hall-workers-pledge-to-protect-each-other-from-retaliation/

That employee also said it was the first big town hall meeting that Google's temporary workers, vendors and contractors -- known as TVCs in Google parlance -- were able to attend, since the gathering was held by employees and not management.

The meeting was called after two workers who helped to organize a massive employee walkout said management was unfairly targeting them. In November, roughly 20,000 Googlers walked out of the company's offices worldwide to protest its handling of sexual assault allegations directed at key executives. The demonstration drew international attention.