How did John Graunt change epidemiology?

How did John Graunt change epidemiology?

Robert Friis (Chair, Health Sciences Department, California State University, Long Beach ) gives expert video advice on: How did John Snow impact epidemiology?; How did John Graunt change epidemiology? and more...

John Grant impacted epidemiology by developing methods that are used in biostatistics today. He pioneered some of the methods for looking at the occurrence of disease in populations by examining vital statistics records. Many of the same methodologies that he devised during his time are relevant and in use today.