Have you travelled on the Docklands Light Railway? It opened in 1987 to serve local brownfield developments, one of Britain’s first light railway systems with automatic train control. Now, hugely expanded, DLR has 38 stations, 94 vehicles and carries 64 million passengers - and will be crucial to the 2012 Olympics. But what about the myriad problems in the beginning, when it had only 11 trains and 15 stations? How were they solved, and how was it able to expand, eventually, so successfully? Hear directly from the man who was managing director from 1985-90.                                                      COLOUR SLIDES