Typhoid Mary

Mary Mallon also known as Typhoid Mary was an asymptomatic carrier of typhoid fever. She worked as a cook and presumed to have infected 51 people, of whom three died. She refused to believe she carried the disease. Years after her first quarantine, she changed her name went back to being a cook. She spent the last 23 years of her life in forced isolation because of her refusal to stay out of kitchens.