This Jan. 30 photo provided by the University of Michigan Health System in Ann Arbor, Mich., shows Dr. Beth Tarini, a pediatrician and researcher at UMHS, posing with a selection of "Little House" books written by Laura Ingalls Wilder. (AP Photo/Courtesy of The University of Michigan Health System, Hillary Edwards)
Read the article: How did 'Little House' sister really become blind?

