His sister, my great aunt Dorothy, did manage to get him to talk and she wrote up a diary about his experiences.

BBC: WWI generation

Malala gained attention aged 11, when she started writing a diary for BBC Urdu about life under the Taliban.

BBC: Malala Yousafzai: Taliban shooting victim flown to UK

Malala Yousafzai was just 11 when she started writing a diary for BBC Urdu about life under the Taliban militants who had taken control of the Swat Valley in 2007 and ordered girls' schools to close.

BBC: Malala Yousafzai: Reward offered for arrest of attackers

Ms Dowd would not answer questions about whether a diary, described a Sunday Times article as "dynamite", had been ruled inadmissible as evidence.

BBC: NEWS | UK | UK Politics | Key points: Cash-for-honours hearing

Keeping a spending diary for a week and getting the whole family involved has got us all talking about other issues too.

BBC: 'Winter costs are now a worry'

In her new daily video diary, a countdown to Davos, if you will, Julia talks about what makes her cause a critical one and why she got involved in the first place.

FORBES: Raising Awareness At Davos