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Epidemiology is the study of patterns of diseases. And most people might think that means epidemiologists are only studying things like Ebola. But the truth is much more varied. In this episode of Crash Course Public Health, we'll take a look at the different ways Epidemiology is conducted, including the use of...pie? It'll make sense, we promise.

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Introduction: Epidemiology 00:00
Origins of Epidemiology 01:22
Studying Disease 04:04
Interpreting Data 07:27
Bradford Hill Criteria & Mathematical Models 09:34
Rothman Causal Pie 10:23
Review & Credits 13:07

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