The Importance of Biff’s Role in "Death of a Salesman" The play "Death of a Salesman", by Arthur Miller, follows the life of Willy Loman, a self-deluded salesman who lives in utter denial, always seeking the "American Dream," and constantly falling grossly short of his mark. The member’s of his immediate family, Linda, his wife, and his two sons, Biff and Happy, support his role. Of these supportive figures, Biff’s character holds the most importance, as Biff lies at the center of Willy’s internal conflict ....