, a well-known Croatian theatre director of late modernity, had a significant impact on ex-Yugoslav theatrical life. However, it is important to stress the fact that Gavella's formative years were spent in Austro-Hungarian cultural milieu: he defended a doctoral thesis in the field of epistemology under the title Die Erkenntnistheoretische Bedeutung des Urteils [The Epistemological Significance of Judgment] in Vienna in the year 1908, then he started contributing theatre reviews to Agramer Tagblatt in 1910, and he put his first theatrical production-Schiller's The Bride of Messina-on the stage of Croatian National Theatre in Zagreb,in the year of 1914. Gavella had conceived the conceptual gist of his theoretical work in the early thirties (see Gavella 1934aGavella , 1934bGavella , 1934c, and it is beyond any doubt that his anticipatory theoretical insights into the phenomenon of acting make him a pioneer in the modern, and to a certain anticipatory degree, in the postmodern field of performance philosophy. Upon thoroughly reading the available material-Gavella's theoretical essays and fragments posthumously collected under the title Glumac i kazalište [Actor and Theatre]; exploring the wider context of his thought on theatre aesthetics as presented in the articles and pieces published in various periodicals and in his books Književnost i kazalište [Literature and Theatre] and Hrvatsko glumište [Croatian Stage]we have for the first time extrapolated the theoretical and philosophical level of Gavella's approach to theatre performance, publishing our findings in 2001. The book Kazalište suigre: Gavellin doprinos teoriji [Theatre of Interplay: Gavella's Contribution to Theory] (Petlevski 2001) was the result of a multi-decade research recognized mostly nationally and regionally. The wider international audience had been informed about Gavella's theoretical work only recently, on a small-scale,