In what ways does Tennessee Williams challenge the conventions of naturalistic theatre in The Glass Menagerie in order to develop his main themes?

Tennessee Williams describes his play, "The Glass Menagerie" as a "memory play presented with unusual freedom from convention." The glass menagerie combines naturalistic and expressionistic elements as it was written at a point of transition between the two different dramatic periods. In the production notes, Williams describes expressionism in The Glass Menagerie as "a closer approach to truth". By this he meant the truth about life and reality. He uses different expressionistic devices such as …

…in highlighting the key themes of the play, but I would also agree that they legends and images on the screen would distract my attention from the acting. I don't think that a completely naturalistic play would be more effective as the expressionistic elements in The Glass Menagerie gave it more depth and originality. I found it interesting to work out that there was more than meets the eye with certain parts of the play.