What Nauman practices is a form of psychic primitivism, or atavism if you prefer.
From the time.com
Brian Sheppard asserts that anarcho-primitivism is not a form of anarchism at all.
From the en.wikipedia.org
Its primitivism is as misleading as the primitivism of those modern artists.
From the dallasnews.com
In the 1960s, film director Stanley Kubrick professed his opposition to primitivism.
From the en.wikipedia.org
Zerzan is now best known as the foremost proponent of anarcho-primitivism.
From the en.wikipedia.org
Important contemporary currents are anarcho-primitivism and social ecology.
From the en.wikipedia.org
He was always loath to admit Gauguin's role in setting him on the road to primitivism.
From the en.wikipedia.org
It shouldn't be for it implies a naive primitivism of the self-taught.
From the independent.co.uk
As those two sacred cows revealed their barnyard primitivism she reassessed the evidence.
From the edition.cnn.com
More examples
Crudeness: a wild or unrefined state
A genre characteristic of (or imitative of) primitive artists or children
Primitivism is the belief that life was better or more moral during the early stages of mankind or among primitive peoples and has deteriorated with the growth of civilization. ...
The belief that primitive peoples were nobler and less flawed than civilized peoples because they had not been subjected to the tainting influence of society. ...
Originally part of an 18th-century reaction against the rationalism of the European Enlightenment-an approach that revalued as positive the less-developed cultures of the colonized peoples living outside of the European experience. ...
Admiration and appropriation of Indigenous art as a source of inspiration for western art.
Belief that nature provides truer and more healthful models than does culture. An example is the myth of the "noble savage."
Twentieth-century compositions that imitate rhythms, melodies, modes, and techniques of music of indigenous people, or music created or produced naturally in a particular region with its complex rhythms, harmonies, melodies and forms
"no longer;" degenerative; the belief that primitive or chronologically early civilizations are qualitatively superior to contemporary civilization (Baudet, p. 34).