What can be done to change the culture of risk on UK banks' trading floors?

Peter McNamara, former head of personal banking at Lloyds, told the Today programme that the power of the aggressive, brash investment bankers has come to dominate banking.

Economist and FT columnist John Kay said that people now want their banks to be "boring".

Following the Libor scandal at Barclays, we have reached a point where root and branch reform of UK banks is now possible, he said.

Get in touch with Today via email , Twitter or Facebook or text us on 84844.