"Recent research on the collections treasured by artists during their lifetime, or those collections they had access to, has contributed significantly to the understanding of their own compositions. Contents: I. Learning from the Artistic Collections, Libraries and Workshops: Pablo de Céspedes, arte y humanismo en su biblioteca. Una nueva propuesta de interpretación en torno a su colección bibliográfica; Bernardino Poccetti as Collector; "Ha muerto Rubens". El eco de su colección en el rey de España; Francisco de Solís, Collector of Drawings. II. Coteries: The Role of the Friendship and the Academies: Vicente Carducho's Modelling of Artistic Practice and Connoisseurship; Between Guild and Academy: Collections of Central European Painters as a Source of Artistic Progress or a Steady Livelihood?; French Barbizon Landscapes Collected by Pre-Raphaelite and Aesthetic Movement Artists in the second half of the Nineteenth Century; Women Painters and Academicians: Models and Collections. III. Artists at the Court: Experience and Erudition: Court Institutions and their Impact on Artworks by the 'valet de chambre' Artists Serving at the Valois-Burgundian Court during the Fifteenth Century; Velázquez and the Royal Collection. Opening the Pandora's Box."--