There are some people willing to go after a previous employer for treating them badly and other people who would rather let it go so as to not create a PR mess for yourself / when it comes to future jobs.
Pao has a track record that shows she's in the first group. I'm not saying that should automatically get people to treat her differently, but it's enough of a "track record" for some people, regardless of the record having one data point on it.
Pao has a track record that shows she's in the first group. I'm not saying that should automatically get people to treat her differently, but it's enough of a "track record" for some people, regardless of the record having one data point on it.