Topic: synaesthesia

Chris Smith presents research on individual differences in fruit flies, colour-linked pupil responses in synaesthesia, and how mating patterns broaden cognitive variation in chickadees. The episode also examines which species succeed in cities and how DNA organisation changes in cancer. The publisher provides a full episode player and individual interview transcripts.

During this talk, I will seek to reposition synaesthesia as model system for understanding variation in the construction of the human mind and brain. People with synaesthesia inhabit a remarkable mental world in which numbers can be coloured, words can have tastes, and music is a visual spectacle. Synaesthesia has now been documented for over two hundred years but key questions remain unanswered about why it exists, and what such conditions might mean for theories of the human mind. I will argue that we need to rethink synaesthesia as not just representing exceptional experiences, but as a p