The man looking at the future of airport expansion in the South is answering questions on the issue today.
Chairman of the Airport Commission, Sir Howard Davies, is looking at whether Gatwick should have a second runway, Heathrow a third or whether a new airport should be built in the Thames estuary.
The event is the first public discussion of the Commission's thoughts since its launch in November 2012.
More top news
A damp and cold night ahead. Valentine's Day will start cloudy but become brighter in the afternoon. Risk of showers along the Kent coast.
Cold and damp tonight with outbreaks of rain. A cold and dull start to Valentine's Day but becoming drier and brighter by the afternoon.
Rain turning more patchy this afternoon but more persistent along the coast. Feeling cold in the brisk north-easterly wind.