A visitor uses an EEG headset to control the Leeds Town Hall Pipe Organ and sixteen lasers. Photo by Lizzie Coombes

A visitor uses an EEG headset to control the Leeds Town Hall Pipe Organ and sixteen lasers. Photo by Steve Evans.

A visitor uses an EEG headset to control the Leeds Town Hall Pipe Organ and sixteen lasers. Photo by Lizzie Coombes.

A visitor uses an EEG headset to control the Leeds Town Hall Pipe Organ and sixteen lasers Photo by Lizzie Coombes.

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