Of all the people to give advice on the many countries now suffering from the financial crisis, Nick Leeson would not be the first to come to mind; nor the second, third or fourth. But strange as it may seem, some battered global financiers have turned for advice to the man who brought UK merchant bank Barings to its knees with a simple bet on Japan that went wrong. As the financial system lived the dream that preceded the current crisis, Leeson was the recipient of numerous invitations to ta