What is the author's style in Born on a Blue Day: Inside the Extraordinary Mind of an Autistic Savant by Daniel Tammet?

Daniel Tammet is undeniably an expert on himself. He is also a man very educated on a variety of other things. He understands the intricacies of his savant syndrome almost better than the many notable researchers who study it. Throughout the book, Daniel provides the reader with explanations of certain aspects of savant syndrome and Asperger's syndrome. He does so in a mostly non-clinical, conversational tone so that the reader is able to gain a better understanding of his world.