Today’s bad idea is one with a very long history: David talks to the historian Christopher Clark about antisemitism and the reasons for its endless recurrence. What has made discrimination against the Jews different from other kinds of violent prejudice over the course of European history? How...

In today’s episode about seemingly good ideas gone badly wrong David talks to the philosopher and journalist Kathleen Stock about Facebook Friends, something that was meant to make us happier and better connected but really didn’t. How did online friendship become so performative? Does its...

In the second episode in our series on bad ideas David talks to the political economist Helen Thompson about the gold standard, which was meant to anchor the world economy until it all fell apart a hundred years ago. Why does gold so often appear like a stable basis for money in an unstable world...