Fights over free speech have taken up a lot of space in the zeitgeist lately. People on both the left and right claim to be the defenders of free speech, while pointing fingers at the other side for censorship and encroachments. So what is actually going on? This week on the podcast, we explore where the idea of free speech comes from, how the concept has changed meaning in the hands of different people, and why fights over freedom of speech are often actually fights about power.

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