Joseph Merrill is a ninety-one-year-old physician who attended Harvard, Vanderbilt, and London’s Hammersmith Hospital. Merrill worked at NIH and Baylor College of Medicine. He curr...view moreJoseph Merrill is a ninety-one-year-old physician who attended Harvard, Vanderbilt, and London’s Hammersmith Hospital. Merrill worked at NIH and Baylor College of Medicine. He currently lives in Houston, Texas.view less