The Sonntagskreis (Hungarian: Vasárnapi Kör, "Sunday Circle") was an intellectual discussion group in Budapest, Hungary, between 1915 and 1918.
[1] The Sonntagskreis was founded in the autumn of 1915 by Béla Balázs, Lajos Fülep, Arnold Hauser, György Lukács, and Károly (Karl) Mannheim; in December of that year Balázs noted the success of the group in his diary.
[2] Other members of the group at various times included Frigyes (Frederick) Antal, Béla Fogarasi, Tibor Gergely, Edit Gyömrői, Edit Hajós, György Káldor [hu], Juliska Láng [hu], Anna Lesznai, Ernö Lörsi, Mihály (Michael) Polányi, László Radványi, Emma Ritoók, Anna Schlamadinger, Ervin Šinko, Vilmos Szilasi [hu], Károly Tolnay (Charles de Tolnay) and János (Johannes) Wilde.
[5] The group generally met on Sunday afternoons at Balázs's flat, and discussed literature and philosophy.
[3]: 97 Guest lecturers included Béla Bartók, Zoltán Kodály and Ervin Szabó.