Joslyn holds a Ph.D. in Social and Behavioural Health Sciences from the Dalla Lana School of Public Health at the University of Toronto. Her dissertation investigated the application of policy theory and mental models, such as systems thinking and the social determinants of health approach, in the design of large-scale public health strategies inside provincial and federal government departments. She also holds a Master of Public Policy from the Hertie School of Governance in Berlin, Germany where she studied democratic theory and public administration, focusing on deliberative democracy as a new approach to citizen engagement in the policy process. She has worked as a manager, policy analyst, and research fellow in the Ontario Ministry of Health and the Public Health Agency of Canada and has designed and led numerous citizen reference panels and public engagement series for public and private sector clients. At GSL, Joslyn leads projects on public health governance and the global governance of antimicrobial resistance policies.