A woman in HR is still in HR, she's responsible for protecting the company from employees (and not the other way around).
A woman as her boss' boss is responsible for the health & effectiveness of the team, and is likely to be far more aware of the impact these sorts of things have on cohesion and morale.
A woman as her boss' boss is responsible for the health & effectiveness of the team, and is likely to be far more aware of the impact these sorts of things have on cohesion and morale.