- Kopac's work bridges and intersects with three significant art movements: Surrealism, Informal Art (Art Informel), and Art Brut. This makes him a figure of considerable importance in understanding the postwar art landscape.

- Kopac's pivotal role as the first curator of Jean Dubuffet's Collection de l'Art Brut adds another layer of significance to his legacy.

- The book features contributions from leading scholars and includes a wealth of previously unpublished works and archival documents, offerin