Artstor is a nonprofit initiative with a mission to use digital technology to enhance scholarship, teaching, and learning in the arts and associated fields. The Artstor Digital Library brings together more than 1.9 million images in the arts, architecture, humanities, and sciences from outstanding museums, photo archives, photographers, scholars, and artists. Today, more than 1,600 educational institutions and museums worldwide conduct their teaching, research, and scholarship using Artstor’s collection of high-resolution images and sophisticated online workspace and tools. Artstor also offers Shared Shelf, a Web-based media management software service that allows institutions to catalog, organize, preserve, and share local collections within the Artstor Workspace or on local and open sites.