In the conclusion of my first book on synesthesia, I dreamed of a day when cross-sensory experiences would have resume value. Privately, it seemed a pipe dream when I wrote it. In fact, I wondered if ...

It was 39 years ago this month -- June, 1975 -- the dawn of the modern era of interest in synesthesia. The headline read, "Synesthesia: The Lucky People With Mixed-Up Senses." The article was by one ...