Due to the severity of the palsy, he used a wheelchair. In an interview, his father explained how, at the age of 10, he was placed on medication by Dr. Barry that "relaxed him so he could use a pointer attached to his head to type." To write, Nolan used a special computer and keyboard; in order to help him type, his mother held his head in her cupped hands while Christopher painstakingly picked out each word, letter by letter, with a pointer attached to his forehead.