Ever wondered precisely what happened all those years ago when the big crash sent us all into these 'recessionary times'? Then look no further than BBC tonight, where Bankers focuses on the bankruptcy of brokerage firm MF Global and transactions by JP Morgan's investment office that resulted in losses of $6 billion. There's a whole team of experts on hand to explain, with contributions by Nobel laureate Daniel Kahneman, former JP Morgan executive Bill Winters and financier Martin Wheatley. Maybe now we'll understand what it is they're saying on the news...