[2016-03-30 12:00:00] When doctors diagnose an illness or make a prognoses about recovery, the truth is these are often educated guesses. This hour, we’ll talk about how understanding the gray area of healthcare can help us receive better treatment with Dr. Steven Hatch of the University of Massachusetts Medical School. He’s the author of “Snowball in a Blizzard: A Physician’s Notes on Uncertainty in Medicine” (Basic Books).