Full Idea
Constitution theorists are endurance theorists who believe that there can be more than one object exactly occupying a spatial region at a certain moment.
Gist of Idea
The constitution theory is endurantism plus more than one object in a place
Source
Katherine Hawley (How Things Persist [2001], 5.1)
Book Reference
Hawley,Katherine: 'How Things Persist' [OUP 2004], p.146
A Reaction
I increasingly think that this is a ridiculous view. The constitution of an object isn't a further object. A constitution is a necessary requirement for a physical object. Hylomorphism! Constitutions can't be separate - they must constitute something!