Proof By David Auburn Directed by Mijo Stumpf Publisher: Concord Theatricals Auditions: December 6–8, 2026 Performances: January 22–24; January 28–31; February 4–7, 2027 Warnings: Some Language, Discussions of Mental Illness & Grief Description: Catherine, a troubled but brilliant young woman, has spent the last few years caring for her father, Robert, an unstable yet brilliant mathematician. When her father dies on the eve of her twenty-fifth birthday, Catherine comes face-to-face with the