Tag: Jason Emsley

It’s a devastating disease, changing behavior, causing uncontrolled movements, blindness, coma, and, finally, death. And we all have the makings of it in our heads. When it topples cows, it’s known as mad cow disease. The human form is called Creutzfeldt-Jakob disease. In sheep, it’s scrapie. It’s a rare malady caused by a misshapen protein…