On a warm October afternoon two years ago, wearing one of the yarmulkes that Jewish funeral directors provide for non-Jewish attendees, I helped shovel red Georgia dirt into the open grave of an old client and friend. As I did so, I pondered the unanswered question whether long-term side effects of her food poisoning a quarter century earlier had contributed to her death after years of internal organ illnesses.

A recent decision of the Georgia Supreme Court on what is required to get a food poisoning case to a jury brought that grim saga back to mind.

In Patterson v.