This writing is a letter published in The Drama Review 32, 3, 1988 p. 7-14, through which Eugenio Barba answers to the article “For Whom Is the ‘Invisible’ Not Visible?”, written by Phillip Zarrilli about the 4th ISTA International Session “The Female Role as Represented on the Stage in Various Cultures”, published in The Drama Review 32,1, 1988 p. 95-106.