BBC News: Mood swings. The man mapping Britain’s emotions


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“National Geographic explorer Daniel Raven-Ellison has just completed a 2.5 million step walk across Britain’s cities and parks and electronically measured his changing mood with each step.

Wearing an EEG monitor strapped to his head he collected millions of snapshots of the activity in his brain as he crossed 69 cities over seven months in the UK from June last year.

The monitor measures the electrical activity of the brain from sensors located across key areas of the scalp.

Its software provided metrics on how stressed, relaxed, excited, focused, interested and engaged he was during his walks.”

Continue reading David Sillito’s report on the BBC News website.