Most of us have a pretty good idea what consciousness is but presenting a clear and precise definition is not quite so easy.

Consciousness and the mind, how the brain works and so on has baffled philosophers, scientists and doctors for years and years, and still we do not know the answers.

What is consciousness and how do we typically define it? What theories have been put forward and when? Who thought what?

Keynote speakers on consciousness delve into this fascinating topic – and there are many angles, indeed.