Phil is invited speaker at the Battle of Ideas Festival 2015 to be held on 18 October at The Barbican, London. 

Phil will join a panel to discuss issues around the '24-hour city' raised by the soon-to-be-implemented night tube services in London which will run throughout the night at weekends. 

Other participants include representatives of Transport for London and the Night-time Industries Association. 

For further details see: Battle of Ideas: Up all night: can we handle a 24-hour city?