The investigation of aesthetic processing has constituted a longstanding tradition in experimental psychology, of which experimental aesthetics is the second-oldest branch. The status of this psychology of aesthetics, the science of aesthetic processing, is briefly reviewed here Building on this heritage and drawing on a host of related scientific disciplines, a framework for a strongly interdisciplinary psychology of aesthetics is proposed. It is argued that the topic can be fruitfully approached from at least seven different perspectives, each with multiple levels of analysis. diachroma, ipsichroma, mind, body, content, person and situation. Eventually, this work may coalesce into a unified theory of aesthetic processing.