By the mid-nineteenth century synesthesia had intrigued an art movement that sought sensory fusion. The union of the senses appeared more and more frequently in the writings of musicians and visual artists. A few articles about synesthesia. This site answers basic questions and is attractively designed. You have a neighbor whose consistently green voice grates against his consistently deep -blue suit.
Nobody seems to understand.
An interview with Dr. Richard Cytowic and Carol Steen. An introduction to the phenomenon of synaesthesia, with an emphasis on the personal experience of the author. The experiences of synesthetes, who are often dismissed as having vivid imaginations, could reveal new things about perception. This site is a compilation of the information available on synaesthesia from both other internet sites and traditional sources. Although medicine has known about synaesthesia for three centuries, it keeps forgetting that it knows.