Here are some readings that you may find interesting.

Digital Mosaics, Steven Holtzman

Introduction to Visual Literacy, Paul Mesaris

Exemplars, Incommensurability, and Revolutions, Thomas Kuhn

Progress in Art, Suzie Gablik

Improve Your Color IQ, Cailin Boyle

Aesthetic Criticism: The Method of Aesthetic Education, R. A. Smith

Education for Aesthetic Vision, Virgil C. Aldrich

Art, Technique, and the Indifferent Gods, Maxine Greene

Postmodernism and the Art of Identity, Christopher Reed