The book 'The Clandenstine Histories of the OHO Group' holds a new light to the problem of the character of neo-avant-garde excess and the experimental work of the OHO Group – leading neo-avantgard group in the region - in the second half of the 1960s. The book focuses on the practices, works, and instances with which – under the conditions of socialistic modernism – the OHO Group problematised, provoked, and destroyed the socialistic order of the vision of the autonomy of art