JAB provides a platform for both theoretical and creative expression. As a forum for the study of artists’ books, JAB publishes critical and theoretical articles, reviews of artists' books and exhibitions, and commentary on conferences and and other book art-related activities. JAB also regularly showcases creative work in the form of artists' statements and artist-designed pages and covers.

Umbrella (1978-2008) was a comprehensive online journal covering the arena of artists’ books, art books and other multiple editions, including audio and new media. Its reviews covered new bookworks by artists, exhibitions and special sections that focused on photographic and art books.