Psychical Determinism

Psychical determinism, as deployed by Ruda in his reading of Freud, names the thesis that psychical life is subject to complete causal determination—that no mental event, however apparently arbitrary (a slip, a forgetting, a dream fragment), escapes the chain of psychical causality. The key theoretical move is not merely to assert a causal closure of mental life, but to locate the structural gap within that very causality as the precise site where the unconscious operates. When Freud insists that "determination in the psychical sphere is still carried out without a gap," he does not claim a smooth, transparent mechanism; rather, the "without a gap" is paradoxically demonstrated by the gaps, ruptures, and cracks that symptom, dream, and parapraxis introduce into conscious life—gaps that are legible only against the background of total determination. Free association becomes the clinical proof of this thesis: the analysand's apparent freedom to say anything is precisely what reveals the underground tracks of unconscious causality.

The second theoretical move Ruda draws from this is political and epistemological: the belief in psychical freedom—the sense that one simply "chooses" one's thoughts, acts, and desires—is unmasked as a culturally produced illusion sustained by repression. A rationalist-materialist stance therefore requires accepting full psychical causality, including those disruptive moments where the unconscious breaks through as "cracks and ruptures" in the apparent continuity of conscious life. The forced choice Freud installs is itself predetermined by the very determinism it proves: one cannot freely choose against determinism without that choice already being determined. Psychical determinism is thus not a flat mechanistic thesis but a dialectical one in which freedom and determinism interpenetrate, and the unconscious occupies precisely the vanishing point of their contradiction.

In the source provocations-ruda-frank-abolishing-freedom-a-plea-for-a-contemporary-use-of-fata, psychical determinism functions as the theoretical hinge between Freudian psychoanalysis and a broader argument about freedom and fate. It is positioned as neither a simple empirical claim about brain causation nor a common-sense compatibilism, but as a structurally paradoxical thesis: the unconscious—whose canonical definition across the corpus establishes it as a gap, a pulsation, a discontinuity in the signifying chain—is precisely what fills the apparent gap in psychical causality by being that gap's motor. Psychical determinism is therefore an extension and specification of the canonical concept of the Unconscious: where the unconscious is defined as "the unrealized," as discontinuity and temporal pulsation, psychical determinism names the logical consequence of that structure—namely, that every apparent break in self-understanding is not a failure of causality but its most precise expression.

The concept also cross-references Repression, Symptom, Displacement, and the Gap in a tightly interlocking way. Repression sustains the illusion of psychical freedom by making unconscious causes invisible to conscious life; the symptom is the return of determined content through the very gap repression creates; displacement operates along the associative chains through which unconscious determination reroutes itself. The Gap, as a canonical concept, is the structural locus where psychical determinism becomes legible—where the "without a gap" of Freudian causality is paradoxically concentrated. Psychical determinism is thus not an external philosophical thesis imported into psychoanalysis, but the name for the clinical and theoretical claim that all these mechanisms—repression, symptom-formation, displacement, the unconscious—constitute a closed, if tortuous, causal field.

Abolishing Freedom: A Plea for a Contemporary Use of FatalismFrank Ruda · 2016 (p.150)

Freud can claim that 'determination in the psychical sphere is still carried out without a gap,' which indicates precisely the necessity for the totalizing reason that determinism allows for.

The phrase "without a gap" is theoretically loaded because it names the very term—the gap—that Lacanian theory identifies as the structural locus of the unconscious; to say determination proceeds "without a gap" is therefore not to deny the gap's existence but to assert that the gap is itself determined, making "totalizing reason" the paradoxical frame that includes its own ruptures.