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Established practitioner

Jaakko Tuomilehto

Finnish professor emeritus of public health science

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EstablishedLarge Group Methods Expert

Why they matter for gatherings

Jaakko Tuomilehto is a Finnish professor emeritus of public health science known for his research in large group interventions. His work focuses on analyzing and improving methods for facilitating large-scale gatherings to address complex societal challenges.

Event designers and facilitators should engage with his research to understand evidence-based approaches to structuring large group processes. His academic background in public health offers a rigorous framework for evaluating the effectiveness of gathering methods in achieving systemic change.

Here is how those methods work in practice.

Where you can see them practiced

Gold-set agendas that visibly put these methods to work.

How gatherings across every category score

Evidence and receipts

Grounded in: people_merged, people_verification.

Related people

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This is public-figure information compiled from published work and public sources during our research into how people design and run gatherings. It includes only the person's name and public work: no photos, no contact information, no private details.

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