The Scientific Ontology of Nikolai Hartmann versus the Existentialism of Martin Heidegger

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DOI:

https://doi.org/10.31874/2309-1606-2025-31-2-12

Keywords:

philosophy, being, ontology, entity, Nicolai Hartmann, Martin Heidegger, Dasein, science, realism, existentialism

Abstract

Relevance. The article presents a critical analysis of Martin Heidegger’s on­tology through the lens of another outstanding ontologist, Nicolai Hartmann. The purpose of the study is to identify the fundamental differences between Heidegger’s and Hartmann’s understanding of the theory of being, as well as to demonstrate that Hartmann’s critical ontology not only refutes Heidegger’s main propositions, but also offers a more consistent solution to ontological problems. Methods. The paper exposes the historicism of Heidegger’s philosophical posi­tion, which relies more on the spirit of the time and the disposition of the societal mind than on the objective structures and modes of being on which, in contrast to Heidegger, Hartmann grounds his ontological reflections. Hartmann’s critical ontology thus emerges as an alternative to existential subjectivism and the philosophical trend of anthropologizing the world; at the same time, Hartmann’s perspective represents an attempt to return philosophy to its original task – the contemplation of being as such, rather than the human experiences concerning it. Novelty. This study demonstrates how Hartmann’s realism overcomes this trap by shifting the philosophical focus from consciousness to being itself. Particular attention is paid to Hartmann’s critique of Heidegger’s concept of “fear” as an on­tological principle, which, in Hartmann’s view, turns existential analytics into a psychological mystification. Conclusion. The research examines how Heidegger’s attempt to reduce ontology to the analysis of Dasein effectively reinstates the ide­alist stance that Hartmann calls the “correlativist prejudice.” It also reveals that ontological intention of Heidegger’s thought is profoundly contradictory and speculative due to the arbitrary use of philosophical categories and the introduc­tion of the subjectivist concept of Dasein’s existentials. As a result, Heidegger’s ontology acquires distinctly correlativist features that align it with the idealist tradition, which conceives the being of the surrounding world as conditioned by the subject.

Author Biography

Yehor Chumak, National University «Odesa Law Academy»

Master’s student of the educational program «Philosophy of Media Practices». Fields of academic interest: philosophy, history of philosophy, political philosophy, ontology, scholasticism, patristics, Kantianism

References

Hartmann, N. (1965). Zur grundlegung der ontologie. Berlin: Walter de Gruyter.

Hegel, G. W. F. (1990). Encyclopedia of the philosophical sciences in outline and critical writ¬ings (E. Behler, Ed. & S. A. Taubeneck, trans.). New York: Continuum.

Heidegger, M. (1962). Being and time (J. Macquarrie & E. Robinson, trans.). New York, NY: Harper & Row. (Original work published 1927)

Hüntelmann, R. (2022). Nicolai Hartmann’s general ontology. https://www.academia. edu/29208039/Nicolai_Hartmanns_General_Ontology

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Peterson, K. R. (2016). Scenes of disagreement: Nicolai Hartmann between phenomeno¬logical ontology and speculative realism. In: M. R. Kelly & B. Harding (eds.), Early phe¬nomenology: Metaphysics, ethics and philosophy of religion. (Pp. 167-184). London: Bloomsbury.

Shevchenko, S. (2009). The ontological dimension of existence in the philosophy of M. Hei¬degger: «Das Selbst» versus «Das Man». Kyiv: H. S. Skovoroda Institute of Philosophy of the National Academy of Sciences of Ukraine. [in Ukrainian].

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Published

2026-04-19

How to Cite

Chumak, Y. (2026). The Scientific Ontology of Nikolai Hartmann versus the Existentialism of Martin Heidegger. Filosofiya Osvity. Philosophy of Education, 31(2), 174–184. https://doi.org/10.31874/2309-1606-2025-31-2-12

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