Dr. Julie Livingston, a medical historian who is a 1993 graduate of Boston University School of Public Health, has been named a 2013 MacArthur Fellow, in recognition of her innovative work in exploring the care and treatment of people suffering from chronic illnesses and debilitating ailments in Botswana. Dr. Livingston is one of 24 recipients of the so-called “genius grant,” a five-year fellowship that comes with a $625,000 unrestricted stipend. The MacArthur Foundation awards fellowships to talented individuals in a variety of fields who have shown exceptional originality in, and dedication to, their creative pursuits.