I will mention two other authorities. One is Sheehan v. Snell, [2016] O.J. No. 5301 (S.C.J.). In that case, the plaintiff sued the expert retained by his ex-wife in a family law proceeding. The expert moved for summary judgment dismissing the claim. Matheson J. granted the motion and dismissed the action relying on expert witness immunity. In the course of her reasons on the nature of the immunity, she said, at para. 45: The protection is absolute.
"The most advanced legal research software ever built."
The above passage should not be considered legal advice. Reliable answers to complex legal questions require comprehensive research memos. To learn more visit www.alexi.com.