We are a team of researchers, practitioners, and collaborators with more than 50 years of combined experience in mental health, community services, and health systems. Our collective expertise integrates public health policy, implementation science, and system innovation—bridging psychology, clinical practice, community research, and project management.
Our Team
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Founding Partner | Implementation & Impact
Dr. Miranda Field is an applied mental health systems researcher, educator, and practitioner with more than two decades of experience bridging the fields of education and psychology. Her work explores the intersections of healing and learning for children and youth, with a focus on Indigenous mental health and addictions, trauma-informed care, and culturally responsive practice. Trained in educational psychology and implementation science, Miranda leads research that advances equity-driven systems change across education and health sectors—integrating Indigenous frameworks, knowledge translation, and policy innovation. As lead for Implementation & Impact at Third Loop Health, she guides partners in designing, implementing, and evaluating initiatives that move evidence into action and create meaningful, sustained impact across communities.
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Founding Partner | Science & Innovation
Dr. Raegan Mazurka helps mental health organizations use data and evidence to improve how services are delivered. Trained as a clinician and skilled in quantitative methods, she works across the continuum of mental health science—from clinical trials to real-world implementation. She brings expertise in mobilizing data collected during routine care, such as measurement-based care data, and in supporting organizations develop as Learning Health Systems. At Third Loop Health, Raegan leads Science & Innovation, applying rigorous yet practical research methods and the latest research evidence to design and evaluate solutions that strengthen mental health systems.
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Founding Partner | Operations & Projects
Dr. Christine Mulligan is a public health policy researcher and experienced project manager with more than a decade of experience leading collaborative, real-world research to strengthen health systems across Canada. Her work bridges public health, youth mental health, and learning health systems, blending qualitative, quantitative, and mixed-methods approaches to drive meaningful change. As the lead for Operations & Projects at Third Loop Health, Christine brings a reflective, systems-thinking lens—connecting people, evidence, and ideas to help organizations learn, adapt, and create lasting impact.
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Founding Partner | Strategy & Partnerships
Dr. Nicole D’souza is an applied health researcher with more than a decade of experience working at the intersection of youth mental health, health systems, and equity, her work focuses on social prescribing, digital mental health innovation, and addressing the social and structural determinants of mental health. Trained in implementation science and participatory methods, she leads projects on the co-design and evaluation of community-based mental health programs, particularly those tailored to equity-deserving youth. Leading Strategy & Partnerships at Third Loop Health, Nicole guides the development of strategic initiatives and cross-sector collaborations that connect research, policy, and community practice.
Our team works together, the same way we work with you.
Third Loop Health was born out of a trusted collaboration between colleagues who shared the same values, curiosity, and belief that things can be better. Our work together grew naturally—from shared projects and conversations to a collective vision for more connected, equitable, and learning-oriented systems. We bring that same spirit of trust, reflection, and co-creation to every partnership we build.