Shape of Things:
Theatrical Convention from Class: Suspension of Disbelief -- the audience is made to believe that a man or any person for that matter could become so obsessed with a single person that they are willing to completely change themselves, including having plastic surgery and destroying their interpersonal relationships for a person whose only appeal to them is a sexual one.
Potential Convention: Given the subject matter of the play and the heightened emotions the ending portrays at least on the part of one character that I would try to have the actors deliver their dialogue and their attitudes as realistically as possible.
In the Blood:
Theatrical Convention from Class: Pathos -- the audience is meant to feel sympathy for the main character of this play and to understand her sense of desperation and her inability to find a way to preserve herself and her sense of dignity...
[ View Full Essay]