Hilary Fox, a veteran in-house attorney in the insurance industry in Minnesota now with Allstate, and Nathan H. Bjerke, a plaintiffs lawyer with TSR Injury Law in Minneapolis, practice on opposite sides of personal injury cases. But they both agree that the best place to start when you sit down to prepare to cross-examine an opponent’s expert witness is at the end with the draft of your closing argument.

“I’m ready to reverse engineer what I need to get out of this expert,” Fox said.