Robert Barry
Robert Barry (USA, 1936) is a pioneering conceptual artist known for his exploration of immateriality and perception. Utilizing unconventional mediums like invisible gases, electromagnetic fields, and text-based art, Barry challenges traditional notions of art by prioritizing ideas over physical form. His innovative work has significantly shaped the evolution of contemporary conceptual art.

Artwork by Laure Prouvost
What is Lettrism?
Lettrism is an art form that uses letters, words, and symbols to create artwork. The movement was established in Paris in the 1940s and later gained popularity in the 1950s in America. Lettrisme is the French spelling of the movement's name, derived from the French word for letter.