From documents submitted by Sue Grant, an expert witness, in a lawsuit brought by the U.S. Equal Employment Opportunity Commission against Henry’s Turkey Service, the operator of a turkey-processing plant in West Liberty, Iowa, on behalf of thirty-two mentally disabled former workers. Over a period of forty years, until the plant was closed in 2009, the workers there were paid as little as 41 cents an hour, denied medical care, and housed in an unheated former school building in nearby Atalissa. In April, a jury awarded them $7.5 million each in damages.

Johnson McDaniel, sixty years old, reported he lived…