Completely out of character, Jim Harwood found himself intensely stressed and angry about even the most trivial of things.
Someone pushing a trolley in front of him in the supermarket or a minor error by a work colleague would trigger a harshly worded outburst which he would immediately regret.
At the same time, the razor-sharp focus and intense concentration he had always relied on as a computer programmer was starting to desert him. He struggled to keep his mind on the job, to remember names, to control his words and actions.
The 73-year-old from Pinner in north-west London says: ‘I just didn’t know
To provide well-rounded coverage and a breadth of insight across various events, we rely on contributions from several staff writers, each bringing their own area of expertise to our publication.