Dr. Jill Litt is a Senior Researcher at the Barcelona Institute of Global Health (ISGlobal), a Professor of Environmental Studies and Public Health at the University of Colorado Boulder, and an Adjunct Professor at the Colorado School of Public Health. Dr. Litt received her PhD in environmental health and public policy from the Johns Hopkins University Bloomberg School of Public Health and her BA from the Johns Hopkins University. Dr. Litt is an environmental epidemiologist with expertise in social psychology, urban planning, and intervention science. Dr. Litt is a leading an H2020 global health initiative, called RECETAS, dedicated to addressing loneliness through nature-based social prescribing interventions in 6 cities in Latin America, Europe, and Australia. Dr. Litt is also a lead investigator on the RESONATE consortium dedicated to testing nature-based therapies to promote resilience and reduce disease risk. She also led a landmark randomized controlled trial of community gardening, funded by the American Cancer Society, which demonstrated that community gardening, a nature-based social intervention, reduces stress and anxiety and promotes health behavior change.

Montse Montalbo Todolí is an architect from Barcelona with a degree from the Universitat Politècnica de Catalunya UPC, and she completed her studies with a Master of Project Management in Building Construction and Urbanism. Since 2006, she works for the Diputació de Barcelona, in the Public Spaces and Facilities Department (Servei d’Equipaments i Espai Públic). Diputació de Barcelona is a local government institution that promotes the progress and well-being of the citizens of its territorial area, which is the province of Barcelona, with a total of 311 connected municipalities. The Public Spaces and Facilities Department provides technical support in the form of plans, studies, and projects so that municipalities can make investments in public space and municipal facilities for the citizens.

Giselle Sebag (MPH, LEED AP) is a trained architect, urban planner, and public health specialist, serving as Executive Director of the International Society for Urban Health (ISUH) and the Founder of the Vital Cities Collective. With nearly two decades of global experience, she leads efforts with local governments, communities, NGOs, philanthropy, and the private sector to design healthier, inclusive, and sustainable cities by addressing urban determinants of health through cross-sector collaboration.