Across the country, a flurry of theater productions, including “Black Swan” and “The Lunchbox,” are mining the movies for material.

It seems that every parenting expert on the internet has a “script” for what to say when your child is having a tantrum or meltdown. Do they actually work?

Lucy Kirkwood’s play The Children is fascinating and compelling. Her script prompts discussion about corporate responsibility, what accountability an organization’s employees should own, and how ...