Plaintiff and appellant Terri Ackerman (Plaintiff) was injured in when she slipped and fell at the premises of the school where she taught, which was owned and operated by defendant and respondent Poway Unified School District (the District). (John R. v. Oakland Unified School District (1989) 48 Cal. 3d , 441, fn. In her claim, she alleged that the District was negligent because it had installed painted concrete, as opposed to stained and porous concrete. In the District's letter transmitting the correct form, its official stated that "the District is covering Ms. Ackerman's injury under our workers' compensation plan. ")*fn4 She alleged that the District had issued a change order regarding the concrete surface, which created unreasonably dangerous conditions.

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