A professional who writes original plays, such as tragedies, comedies, or dramas, or adapts themes from fictional, historical, or narrative sources, for dramatic presentation. Responsibilities include:

• Writes plays, usually involving action, conflict, purpose, and resolution, to depict series of events from imaginary or real life.
• Writes dialogue and describes action to be followed during enactment of play.
• Revises script during rehearsals and preparation for initial showing.