What Typhoid Mary tells us about the spread of Covid-19

Pathogens don’t care if politicians weaponize public ignorance

Illustration from The New York American, 1909

Typhoid Mary was the first rock-star human disease super-spreader. Even if you don’t know who she was, you’ve probably heard her name. She’s the embodiment of a disease spread by a human or animal vector who herself has become immune to it.