In Gibson's The Miracle Worker, Gibson tells the remarkable story of Helen Keller through the medium of drama. In the play, Helen's father, Captain Arthur Keller is a powerful newspaper publisher. Because of his job and ranking, he wields power both at home and in the business world. He demands not only control, but demands that all decisions are made through him. This becomes a blockade for Annie as she needs to be able to have control and make decisions for her pupil, but the captain refuses and the two spend most of story for control.