Dr. Andrea Ellis (DVM) is a Board member with Veterinarians Without Borders North America/Vétérinaires Sans Frontières Amérique du Nord U.S.
Dr. Andrea Ellis (DVM) is a veterinary epidemiologist who has worked in foodborne, waterborne and zoonotic diseases for the past 30 years in the Canadian public service and at WHO. In Canada, she worked in Health Canada and the Public Health Agency of Canada managing the outbreak response unit in what is currently called the Centre for Foodborne, Environmental and Zoonotic Infectious Diseases. Dr. Ellis was seconded to WHO in Geneva from 2002-2004 to develop the epidemiology curriculum for the Global Foodborne Infections Network and worked on the response to SARS and avian influenza. She went back to WHO from 2009-2011 to lead the International Food Safety Authorities Network. Upon returning to Canada, she joined the Canadian Food Inspection Agency and spent 10 years as senior advisor to the Chief Veterinary Officer of Canada and WOAH Delegate for Canada before retiring from government in March 2023.
Dr. Ellis is currently an independent consultant and has been working with WOAH and WHO.
#VETSVolunteerVoices aims to bring you the stories of our passionate VETS program volunteers from the field. Meet Ian Parfitt, a GIS Mapping Advisor who spent three months in Cambodia (January–April 2025) supporting organic agriculture and digital transformation with our local partner, AVSF Cambodia.
Megan Sylka, Senior Program Officer at VWB, shares how her recent visit to Kenya revealed the powerful ripple effects of the VETS program—highlighting how Community One Health Champion Shelmith Mwai is transforming her dairy farm, her family dynamics, and her community through knowledge, leadership, and collaboration.
This article examines how a One Health approach can transform food safety systems by addressing the interconnected health of people, animals, and the environment—highlighting the importance of cross-sector collaboration, innovations like Canada’s CFSIN, and global strategies to mitigate risks such as antimicrobial resistance, climate change, and zoonotic disease.
