The Forum is "an ideas discussion show" from the BBC World Service. Presented by Bridget Kendall each show features three "eminent minds" who tackle "the big questions of our age". Of special interest is the part of the show called "Sixty second idea to change the world". For this, one of the featured speakers suggests a core idea which will somehow relate to their specialism.
Pre-session need to listen to the relevant chapter;
listen to the 60 second thing pre- or in-session;
have a great discussion;
tweet responses on Twitter: pre-, in- or post-session;
pre-, in- or post-session (point to / require) more research about the speakers;