What is the name of the principal at Emmie's school in Air?

In the book "Air," the principal at Emmie's school is Dr. Bruce Grayling. This character is significant as he represents the authoritative figure within the school setting and plays a role in the development of the plot and the experiences of the main character, Emmie. His relationship with students and the decisions he makes impact the school's environment and the story's themes. The inclusion of specific details, such as his title and full name, helps to create a memorable character that readers can easily identify and recall, which adds depth to the narrative. The other names listed are not associated with this character in the story, making Dr. Bruce Grayling the definitive and correct answer.