Alzheimer's sufferers, at a certain stage in their illness, seem to have an urge to get out.

BBC: 'My husband's safety is paramount'

"We are quite certain that in future all stage hypnotists will give a proper warning of the dangers involved in volunteering to take part in a stage hypnosis show, " he said.

BBC: Hypnotist cleared

"At a certain stage a person gets stale in this sort of job and the organisation needs a new man to come in with fresh ideas, " he said.

BBC: Straeuli quits Springboks