Fosse writes in Nynorsk, a Norwegian written standard, linking regional identity with contemporary literature. His theatre is known for minimal dialogue, repetition and extended silence, a style often called “minimalist drama.” This invites audiences to fill in the gaps and reveals universal themes such as anxiety, loneliness and fear of death. Socially, it shows that profound feelings can be shared without expensive sets or flashy effects and has inspired small-theatre movements worldwide. In fiction, too, works like “Septology” explore faith, art and the border between self and others through interior monologue. The Nobel Committee honoured him because his innovative form expands the limits of language and offers new ways to understand human experience.

Fosse’s dramaturgy, often described as “negative-theological minimalism,” shows traces of avant-garde predecessors like Samuel Beckett and Thomas Bernhard yet is unmistakably his own. Fragmentary lines, strategic repetition and potent silence create rhythm, and meaning is generated as much by what is omitted as by what is spoken. His use of Nynorsk—a written form closer to spoken rural dialects than mainstream Bokmål—intensifies the tension between language and silence. Plays such as “Someone Is Going to Come” and “Death Variations” feature minimal action; psychological time collapses physical time, letting audience experience a fluid blend of present and memory. In the novel “Septology,” a single sentence extends over hundreds of pages while the narrator addresses a doppelgänger, producing a metafictional loop. The structure resonates with Husserl’s theory of internal time-consciousness and Keats’s notion of negative capability, presenting continuity and rupture simultaneously. Fosse also references Christian mysticism, linking the unsayable to the silence of God, thereby blurring boundaries between spirituality and aesthetics. Through translations and performances in more than forty countries, his work has become a major reference point for the evolution of postdramatic theatre.

From the standpoint of speech-act theory, Fosse systematically employs “failed utterances,” leaving illocutionary acts incomplete and inviting the spectator to supply meaning. His repetition structures evoke Derridean différance, where temporal delay and minimal semantic drift generate textual temporality. Choosing Nynorsk constitutes an act of “glossa politics,” re-centring a marginal written norm and provoking polyphony in translation networks. The single-sentence architecture of “Septology” fuses Proustian durée with Beckettian void, exposing the impossibility of self-identical consciousness within a stream-of-consciousness framework. The dialogue between monological narrator and doppelgänger replays Lacanian mirror-stage dynamics, inscribing subject-split onto narrative form. On stage, an “aesthetic of poverty” minimizes dependence on scenographic machinery, foregrounding actorly presence and temporal pauses as the primary artistic devices. Recent works reveal a synthesis of symbolic light design and intratextual iconography, merging partial abstraction with apophatic theological rhetoric. These features engage multilayered dialogue with Lehmann’s postdramatic theory and Fischer-Lichte’s performance studies, rendering Fosse a central reference in contemporary European theatre scholarship.