What is the author's style in Arc of Justice: A Saga of Race, Civil Rights, and Murder in the Jazz Age by Kevin Boyle?

The book is written in the third person. The reader has author Kevin Boyle's viewpoints and perceptions seen through the eyes of Ossian Sweet and the others. The events, the fear, the violence are all portrayed in this way. The author's viewpoint comes through several times in the book regarding discrimination and the living conditions in the post-Civil War south and in 1920s Detroit.