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Anya Hurlbert wants you to look at colour in a whole new light. The Professor of Visual Neuroscience at Newcastle University is involved in fascinating research that looks at the interaction between colour, light and how this is interpreted by the human brain.Today, Anya shares her insights on colour, cognition and memory. We discuss the science behind colour perception, how light and colour affect our mental health, and Anya finally gives us an expert explanation of that viral blue-gold dress conundrum.We talk about:\n\nHow does colour blindness work?\n\nThe blue-gold dress that sparked a million arguments\n\nLight levels and mental health\n\nDo SAD lamps work?\n\nBlue light and circadian rhythms\n\nColour constancy and chromatic adaptation\n\nColour and the limbic brain\n\nAnya's research on eyesight as an indicator for Alzheimers