Pam is a friend and co-worker of Lisa Campbell.
When her friend, Lisa Campbell, was hospitalized after falling down a trash chute, Pam came to visit her. Pams disapproved of Lisa's relationship with the married department head, Ted. When it became clear to her that Lisa was incapable of breaking up with Ted on her own, Pam did so herself.
She is friends with Lisa, a co-worker. Pam was privy to Lisa's discrete affair with the head of the sociology department and eventually broke things off with Ted in Lisa's place.
As she works with Lisa Campbell, it’s likely she’s a professor, possibly in the department of sociology.