The Curious Case of Typhoid Mary

Mary Mallon was the first identified carrier of typhoid in the United States. From 1900 to 1907 Mary worked as a cook for seven different families in New York and Long Island. While Mary was employed as a cook in these different households, members of the families would develop typhoid fever. It is believed that she infected at least 51 people during her cooking career. George Soper, a typhoid