Western governments and associations 'have an obligation to rein in the unscrupulous tail' of the Western banking and legal professions that prop up corruption in African countries, writes Paul Collier, Professor of Public Policy at the Blavatnik School, in the Guardian on the 15 November.

'The success of decent African governments in their struggle against corruption is not only in our interest, it is partly our responsibility... We must decisively end our schizophrenic stance of preaching decency while being lackeys for crooks and sharks.'

Read the full article: Guinea's battle against corruption: which side is the west on?