Dr. Hansen’s professional expertise blends veterinary medicine with public health, epidemiology, animal welfare, and communication. She has over 25 years experience in infectious disease epidemiology and communicating complex scientific principles to both technical and lay audiences. She is considered an honest broker with industry, consumer advocacy, public health and academic groups on infectious diseases, antibiotic resistance, animal welfare, and food safety.

Dr. Hansen currently serves on the advisory boards of the National Academy of Medicine One Health Work group, several USDA grants, the CIDRAP Antimicrobial Stewardship Project, and the public health committee of the Infectious Diseases Society of America (IDSA).

Previously, Dr. Hansen was the public health veterinarian at The Pew Charitable Trusts on the Antibiotic Resistance Project. She also served as a Congressional Fellow and professional staffer for Sen. Bernie Sanders (I-VT). Dr. Hansen was the state epidemiologist and state public health veterinarian for the Kansas Department of Health and Environment and an applied epidemiologist at the Seattle/King County Department of Public Health. She also spent 12 years in private veterinary practices in New York, North Carolina and Washington. Gail received a bachelor’s of science in dairy science, a doctorate in veterinary medicine from the University of Minnesota, and a masters in public health/epidemiology from the University of Washington.

Meaghen Murphy serves as the Research Center Manager for ARAC. Previously, Meaghen worked for the Departments of Infectious Disease and Pathology at the Johns Hopkins School of Medicine as well as the National Institutes of Health Intermural Research Program. Prior to her work at Johns Hopkins, Meaghen worked for various non-profits and NGOs in New York City, Chicago, and Philadelphia as both an instructor and a development director. Many of these multidisciplinary projects focused on public health interventions for at-risk youth in impoverished urban settings. Through her extensive international experience, having travelled and studied throughout South America, Africa, Europe and Asia, she has gained a global perspective on the issues impacting human and environmental health. Her personal interests revolve around sustainable development and food systems studies, and she continues to develop curricula for adolescents centered on food science, agriculture, and nutrition. Meaghen currently holds a Bachelor's of Arts from Columbia University and Master’s of Science from the University of Edinburgh.

Kathy Lawrence serves as advisor to ARAC on market-based approaches to responsible antibiotic use. Previously, Kathy was the Co-Founder and Senior Director of School Food Focus, where she provided strategic vision for multi-district procurement initiatives and national alliances that fostered collaboration to increase the production of healthy, affordable school food. While at Focus, Kathy also spearheaded development and adoption of the Certified Responsible Antibiotic Use standard now managed by ARAC.

Before Focus, Kathy served as Executive Director of the National Campaign for Sustainable Agriculture and prior to that as Executive Director of Just Food, the New York City based non-profit organization she founded in 1995. Her achievements at Just Food include initiating the Community Supported Agriculture (CSA) in NYC program and The City Farms, an urban agriculture and food access program. Early in her career, Kathy coordinated public information, outreach and education for the New York and Northeast Sustainable Agriculture Working Groups (NYSAWG and NESAWG) and engaged in citizen advocacy at the United Nations on sustainable agriculture and food security issues. She holds a BA in East Asian Languages and Culture from the University of Kansas and a Master of International Affairs, Economic and Political Development, from Columbia University.