In a world where social tensions, environmental challenges, and budget constraints are on the rise, it is essential to get back to basics and focus on what really matters. Two days to measure the real impact of actions, share data, and listen to the voices of citizens.

On April 13, 2026, take part in the 4th edition of the Impact Measurement Summit, organized by IMPACT TANK and CESE. Discover how to transform debates, policies, and projects into concrete actions for society.

On the agenda for the Impact Measurement Summit:

• Attend debates, masterclasses, and workshops to discover the concrete impact of actions.
  
• Participate in matchmaking and collective intelligence sessions with project leaders, companies, and investors.
  
• Discover the findings of four national reports and engage with authors and experts
  
• Attend engaging pitches, open stages, and artistic performances to experience impact in a different way.
  
• Meet authors and participate in the French think tanks forum to continue the debate.

Public actors, impact-driven companies and investors, associations, NGOs, researchers, and experts, register now for the next edition of the Impact Measurement Summit.

As part of the event, a pitch session will be dedicated to the winners of the latest edition of13M. Discover their projects and how they are helping to reduce digital inequalities in their region.