We've talked a lot about public transport on Down To Earth, but we've never talked directly to anyone who has worked in the public transport sector, until now! Professor Kurt Iverson brought in special guest David Babineau, who is the Division Secretary of the Bus Division of the Rail Tram and Bus Union, to get the ins and outs of what it's like to be a bus driver in Sydney and what we can do to help improve the public transport industry.