JES! Towards a Joint Effort Society shows how decisionmaking, behaviour and institutionalization / technology can contribute to a rising level of wellbeing for all people.It also describes how to create a new political engagement model, the joint effort society.The approach that leads towards a joint effort society is called ecolution. It involves a transition towards a higher ecological, economic, social and psychological level that takes the wellbeing of 7 billion people into account each time we act. The theory of ecolution offers a new conceptual framework, toolbox and method in the form of a dynamic matrix. It supports growing awareness and inspires to different thinking and acting.JES! is the English follow-up of Allemaal Winnen, duurzame regionale ontwikkeling (Ecolutie)