The book Seven Days in the Art Word by Sarah Thornton is an X-ray of the art world and presents its main features as well as the complex and diverse structure around contemporary art. Sarah Thornton suggests that the main reason for writing this work, is that the world of art has exploded, with works of art selling for increasingly exorbitant sums, which in turn, draws the attention of a growing audience that is beginning to perceive art as a luxury, refined goods, dedicated to those with a certain level of education who are able to understand art. The increase in the number of those interested in art or art enthusiasts can be seen by the increasing number of visitors to art museums, the increasing number of institutions dealing with art (museums, galleries, art schools) and by the increasing number of publications about the art world. The book is structured in chapters, each representing a different corner of the world of art, having a chapter to present an auction at the famous Ch