Videos from Prospect's evening with Michael Sandel and AC Grayling

Read and watch the two philosophers on markets, morals and justice

It is time to restore the distinction between good and gold

Should we torture one person to save many? What is fairness? To accompany BBC4's justice season, philosopher Michael Sandel explains why justice is at the heart of contemporary political debate

David Laws' excuses over his expenses claims are only the latest example in a cultural epidemic of self-delusion

With most Sunni factions now seeking a deal, the big questions in Iraq have been resolved positively. The country remains one, it has embraced democracy and avoided all-out civil war. What violence remains is largely local and criminal

Was the sixties the start of a slide into nihilism or a flawed but authentic progressive convulsion? The brothers Hitchens debate