FAI - Fondo Ambiente Italiano in collaboration with the Castello Sforzesco of Milan presents the retrospective of Barry X Ball from minimalist beginnings up to current experimentations. The curators Anna Bernardini and Laura Mattioli have selected more than forty works and eleven from the Panza Collection including Elective Mutisim, 1992-1993. At the Castello Sforzesco is exhibited Pseudogroup of Giuseppe Panza, 1998-2000 an installation consisting of 9 portraits of the collector.