 He has exhibited in numerous galleries in Italy, Belgium, Denmark, Germany, France, Egypt, and United States., International TV "UNINETTUNO" telematic university, presents, transmission on the theme "inside L, soul".Hassan's work often emphasizes power relations and the relationship between the oral and written word; drawing upon his Nubian heritage and installations, he places particular emphasis on the loss of language under the dominance of empire.Most of his scripts are based upon kufic calligraphy, but remain deliberately illegible and impossible to decipher.