Modularity Theory (also known as the Theory of Interdependence and Modularity) is a framework for explaining how different parts of a product’s architecture relate to one another and consequently affect metrics of production and adoption.
Christensen Institute
Pretty much every learning product, activity and intervention is interdependent; it only works as a part of a wider whole within the organisation.
Why are we so driven to produce modular support which is both scalable and physically independent from the rest of the organisation?
Lost and Desperate 