Employer-favourable
2010
When the people abusing you are not your colleagues, your claim against your employer turns on what your employer itself did or failed to do about it, not on how hostile the environment was.
Employee-favourable
1990
Your employer is responsible for how your manager treats you, not just for decisions made at head office.
Employee-favourable
2000
Protecting you from foreseeable harm at the hands of colleagues is part of your employer's duty too, not only harm stemming from management decisions. If they know, or reasonably should know, that a complaint led to you being harassed or retaliated against, acting on it isn't optional.