Solve the Great American Medical Mystery with a Girl Scientist on the Trail of a Deadly Epidemic! A mysterious outbreak of typhoid fever is the subject of this riveting historical thriller. Luckily for the residents of New York, their future depends on a young female scientist, a girl out to prove that science isn't only for men If Prudence Galewski is ever going to get out of Mrs. Browning's esteemed School for Girls, she must demonstrate her refinement and charm by securing a job appropriate for a young lady. But Prudence isn't like the other girls. Through a stroke of luck, she lands a position in a laboratory, where she is swept into an investigation of the fever bound to change medical history. From ritzy mansions to shady bars and rundown tenements, she explores every potential cause of the disease. But there's no answer in sight, until the volatile Mary Mallon emerges. Dubbed "Typhoid Mary" by the press, Mary is an Irish immigrant who has worked as a cook in every home the fever has ravaged. Strangely, though, she hasn't been sick a day in her life. Is the accusation against her an act of discrimination? Or is she the first clue in a new scientific discovery?