New members only: Get access to member benefits starting at $29.99. Access classes, stats, and more!Upgrade now

Thad Zajdowicz

Follow me here and on Flickr at .

Physician (internal medicine & infectious diseases) and epidemiologist. Now retired after a fun career (U.S. Navy, Chicago Department of Public Health, vaccine trials). Photography, reading, and travel are in my plans.

  • 40,007 Affection
  • 826,633 Photo Views
  • 2,034 Following
  • Pasadena, California, USA
  • Available for hire Available for Hire