Beer had become increasingly interested in societal problems and changing the world for the better. His last book, *Beyond Dispute* (1994), proposed a new method for problem solving based on the geometric configurations of the Icosahedron, a polygon with twenty equilateral triangle faces.
He called this new method "syntegrity" and argued that it could serve as a new approach to conflict resolution in areas of the world such as the Middle East. (Medina 2014 – Cybernetic revolutionaries, p. 233)