TRUTH BE TOLD

Horizon: A Week Without Lying — The Honesty Experiment, 9pm, BBC2

DECEPTION is an integral part of human nature; it’s thought that we all lie up to nine times every day. But what if we couldn’t? In this fascinating Horizon social experiment, three people (Ehiz, Ruth and Mo, pictured left) are fitted with equipment that makes it impossible to lie undetected. Can they get through a week without telling a single fib?