Bangladeshi entrepreneur IQBAL QUADIR on the magical impact of tiny loans.

German immunologist STEFAN KAUFMANN on why it’s hard to keep pandemics at bay.

American classicist JAMES O’DONNELL on the twilight years of the Roman Empire

53 minutes

Last on

Mon 18 May 2009 00:06 GMT

Suggest a topic for the programme

Forum - open forum main image- Shan Pillay/ BBC

What topic should we explore for the 500th edition of The Forum?