This week on our audio diary series "The Big Break," Actors Theatre apprentice Samantha Beach prepares for mock auditions while learning how to embrace being cast as a certain type. Louisville Ballet trainee Claire Horrocks goes through the process of developing her character for her very first public performance with the company, while Kentucky Opera studio artist Brad Raymond switches from villain to comic relief in "Cinderella."Learn more about our audio diarists, who report in every Thursday about life in Louisville's professional arts companies.