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Horizon - The Secret You

Seizoen: 48 - Aflevering: 2 / 387 - Eerst uitgezonden: 20 oktober 2009 - Episode ID: 451432

With the help of a hammer-wielding scientist, Jennifer Aniston and a general anaesthetic, Professor Marcus du Sautoy goes in search of answers to one of science's greatest mysteries: how do we know who we are? While the thoughts that make us feel as though we know ourselves are easy to experience, they are notoriously difficult to explain. So, in order to find out where they come from, Marcus subjects himself to a series of probing experiments.