"Julia is very short for her age, but by the end of the summer run of The Wizard of Oz, she'll realize how big she is inside, where it counts. She hasn't ever thought of herself as a performer, but when the wonderful director of Oz casts her as a Munchkin, she begins to see herself in a new way. As Julia becomes friendly with the poised and wise Olive, one of the adults with dwarfism who've joined the production's motley crew of Munchkins, and with...