The 2014 Alan Saunders Memorial Lecture, delivered by Professor Philip Pettit at the National Gallery of Australia last month, will be broadcast on ABC's Big Ideas TV show on Friday 15th August at 11am.
See the following link at the ABC for more information: http://www.abc.net.au/tv/bigideas/tv_show/
You cal also watch the full video here: http://www.abc.net.au/tv/bigideas/stories/2014/08/08/4063436.htm
For more information about the lecture see: http://aap.org.au/PhilipPettit