The second of Eliza Manningham-Buller's Reith Lectures, which is entitled Security, will be broadcast on BBC Radio 4 on Tuesday, 13 September.

BBC: Former MI5 head: Torture is 'wrong and never justified'

The BBC issued an invitation to give the prestigious Reith lectures.

ECONOMIST: Bernard Lovell | The

Yet in the summer of 2011, Aung San Suu Kyi declared in the first of her Reith Lectures that she wanted foreign travellers to visit Burma.

BBC: A new dawn in Burma

The Harvard professor, who recently delivered the BBC's Reith lectures on banking and the financial crisis said the Bank of England should be all powerful but the rules should not be completely clear.

BBC: 'Empower Bank' to discipline City argues Niall Ferguson

In one of his recent Reith lectures entitled the Darwinian economy , Professor Ferguson argued the financial crisis was not the result of de-regulation but rather a failure to enforce the regulations that existed.

BBC: 'Empower Bank' to discipline City argues Niall Ferguson