1) Castrodale and Zingaro use friendship as a framework in order to explain not only the physical obstacles, but also attitudinal barriers (like stereotyping and discrimination) that any individual can encounter in a college setting.
2) The recount of past experiences given by Castrodale and Zingaro make the reading personal. In contrast to a quantitative research, the qualitative approach allows the reader to gain a deeper understanding of the issue and the aspects hidden behind it. The biographies included immediately reject the idea that people with disabilities are incapable of doing as much things as others.