Among the summaries for this past week’s civil decisions of the Court of Appeal for Ontario is Dermann v. Baker, 2019 ONCA 584, in which the Court considered the qualifying of certain witnesses as experts for the purposes of r. 53.03 of the Rules of Civil Procedure, the standard of review for a trial judge’s charge to the jury in a civil trial, and costs assessments in the context of payments made in advance, and offers to settle.