By scanning brain activity in a few individuals, psychologists can predict how a wider audience will react to a test commercial or television programme. By scanning brain activity in a few individuals, psychologists can predict how a wider audience will react to a test commercial or television programme.
By scanning brain activity in a few individuals, psychologists can predict how a wider audience will react to a test commercial or television programme.

Companies could monitor your brainwaves to test ads

By scanning brain activity in a few individuals, psychologists can predict how a wider audience will react to a test commercial or television programme. By scanning brain activity in a few individuals, psychologists can predict how a wider audience will react to a test commercial or television programme.
By scanning brain activity in a few individuals, psychologists can predict how a wider audience will react to a test commercial or television programme.
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