Across five decades, Cindy and Jay Pritzker assembled one of the most discerning collections of Modern and Impressionist art, where intellectual curiosity met aesthetic daring. At its center stands Vincent van Gogh’s Romans parisiens (Les Livres jaunes) (1887), a rare and luminous still life that marked a turning point in the artist’s Paris years. Alongside it, works by Matisse, Gauguin, Beckmann and Kirchner reveal the Pritzkers’ instinct for innovation and emotional power—a vision that extended far beyond the walls of their home. Their legacy transcends collecting. As founders of the Pritzker Architecture Prize and champions of Chicago’s civic and cultural identity, Cindy and Jay Pritzker redefined what it means to live with art and to give back through it. Now, Sotheby’s traces the story of two collectors whose passion for creativity, design, and philanthropy reshaped the artistic landscape of a city—and whose influence continues to ripple through the worlds of art, architecture,...