Through this period, he was part of an avant-garde artistic movement, which included his good friend Nima Yooshij, known as the ‘father of modern Persian poetry’; along with Sohrab Sepehri, Houshang Irani and Gholamhossein Gharib, who were all considered progressive artists of their time.In 1954 he moved to Italy to study at the Accademia di Belle Arti di Roma.He returned to Iran in 1964 and participated in Venice, São Paulo and Capital Biennale.Mohasses directed plays, including Pirandello’s Henry IV at Goethe Institute and Ghandriz Gallery [Wikidata] in Tehran. He also translated books of a number of authors, including Eugène Ionesco, Malaparte and Pirandello.