Clearly aiming at investigating the core 'mystery' , if you will , of the human condition, namely the cross section of the psychological and the sociological
Intuitively , this is the correct perspective , getting closer to the heart of things. The author is however introducing platonic constructs, called metahpors , derived from computer technology. In summary this is the concept of "co-regulation" which is the dynamic interaction of information between actors in the drama of humanity
The author admits to not attempting to probe 'the details of the neurophysiological and neuromuscular processes that are at the heart of the perception-action linkages'. Thus - the author is as equipped to deal with these questions as is the philosopher of antiquity.
In order to get to the heart of the matter, one must, in my mind, map the function of the social brain , and perhaps this is the promising vision of the field of 'neurosociology'.
The most noteworthy concept from the book is that 'co-regulation converges to construct stable patterns of behaviour' - examples derived from animal research on wolves who behave ritualistically , performing a theatre of sorts.
The human memory is basically dramatic, and poetry is the art of embellishing human memory to create a more symmetrical structure.