The hard problem of consciousness is the most pressing unsolved mystery in both philosophy and science. To solve such a problem, we are going to need revolutionary ways of thinking. Philosopher of mind, Peter Sjöstedt-Hughes, argues higher spatial dimensions might hold the key to the hard problem.

(This is an abridged version of the chapter ‘Deeper than Depth’ in the book Modes of Sentience)

‘The waking have one common world [koinos kosmos], but the sleeping turn aside each into a world of their own [idios kosmos]’ [1]

     – Heraclitus

The inquiry into the relatio