When to Be a Leader & When to Be a Friend in a
Small Close-Knit Group with Dr. Marguerite Pappaioanou

Interview conducted by: Dr. Jen Stonequist with assistance from Dr. Makensie Santiago


Marguerite Pappaioanou, DVM, MPVM, PhD, has held a wide variety of leadership roles throughout her veterinary career and is an Affiliate Professor in the Department of Environmental and Occupational Health Sciences, School of Public Health at the University of Washington in Seattle. There she contributes to the research, teaching, and outreach programs of the Center for One Health Research. She is an epidemiologist and veterinarian with over 30 years’ experience working toward improving global and U.S. public health. Before coming to Seattle, she served most recently as CDC’s Liaison to FDA for Food Safety. Over her career she has served 24 years at CDC as an epidemiologist working on global emerging infectious and zoonotic disease surveillance, prevention and control programs. From 2005-2007, at the University of Minnesota, School of Public Health, she served as Professor of Infectious Disease Epidemiology, and from 2007-2011, she served as Executive Director of the Association of American Veterinary Medical Colleges. Dr. Pappaioanou has championed and employed a one health approach to her research and improving public health practice. She is sought out as a subject matter expert on implementing One Health to improve human, animal, and ecosystem health.





  • “The One Minute Manager” by Kenneth Blanchard
  • “Good to Great” by Jim Collins
  • “Leadership and Self-Deception” by The Arbinger Institute
  • “The 21 Irrefutable Lows of Leadership Workbook” by John C. Maxwell
  • “The Checklist Manifesto: How to get things right” by Atul Gawande
  • “The Tipping Point, How little things can make a big difference” by Malcolm Gladwell