Elderly drivers can be a hazard – is it time to introduce the 'A-plate' for older motorists?

In 1937, red L-plates were introduced as a way to warn other motorists of a learner at the wheel. Green P-plates – P for 'probationary' – were introduced later and are used voluntarily in England, Scotland and Wales to alert traffic to a newly qualified and inexperienced road user. But it isn't just novice drivers who might need a wider berth.

According to the DVLA, there are over one million...

.