Litigation and arbitration are teeming with experts these days.
There are technical experts to explain what happened. Others to say whose fault it was. And another bunch to quantify the damages.
Almost every sizable case has at least one expert on the witness list. Well, never just one. Each side must have their own expert. And, of course, they never agree. http://www.slaw.ca/2016/04/07/the-problem-with-experts/