From "Aguador de Sevilla" to "Las Meninas", the "Studies on Velázquez" cover the painter's entire production and allow a global reading of his work through his most important paintings, from his first Sevillian paintings to his last ones. years. In the different chapters that make up this book, we reflect on the most transcendental aspects of his work: the influence of Titian and Rubens, Velázquez's position on portraiture, his interest in antiquities and the development of his mission in Italy, the weight that the visual habits of contemporary theater had on his painting and the influence that Velazquez models had on the evolution of Spanish portraiture immediately afterwards is analyzed. The result is a novel approach to the figure of the brilliant Sevillian, which not only opens new possibilities for study, but also highlights the central role that he has played and continues to play in the history of Spanish art.