allegations of child sexual abuse on school grounds, negligence, non-delegable duty, torts, vicarious liability, where the alleged assault constitutes a serious criminal offence against a child, where the plaintiff claims damages for psychiatric injury from an alleged assault on the basis of vicarious liability and/or negligence, whether the alleged perpetrator was acting in the course of his employment, whether the assault occurred as alleged, whether the defendant is at law vicariously liable for the conduct of alleged perpetrator