A Playful Pioneer of Slovak Avant-garde Július Koller (1939 – 2007) stands as a singular figure in Slovak art history, recognized for his distinctive blend of conceptual art and performance, coupled with an unwavering fascination for the everyday. Born in Piesťany, Slovakia, Koller’s artistic journey began amidst the burgeoning avant-garde movement of the late 1960s and early 1970s, a period marked by experimentation and a rejection o…