Timeshift lifts the veil on the taboo that is corporal punishment. What it reveals is a fascinating history spanning religion, the justice system, sex and education. Today it is a subject that is almost impossible to discuss in public, but it's not that long since corporal punishment was a routine part of life. Surprising and enlightening, the programme invites us to leave our preconceptions at the door so that we may better understand how corporal punishment came to be so important for so long.