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In video briefs and interviews, experts in the field offer their perspectives on developments in health security and background on the issues addressed in our articles and reports. 

Why I Became a Public Health Physician

Video feature

July 09, 2013

Speake: D. A. Henderson

In this short video recorded for the John Snow Society to mark the bicentenary of John Snow's birth, Dr. Henderson describes the surprising events that prompted his decision to become a public health physician.