Interviews with people who gave a TED talk, with bits of the talk woven in. Like sneaking into a good, well-structured conversation between friends; I usually go listen to the actual TED afterwards and google things. They repeat episodes, which annoys me, but you just skip. In English. https://www.npr.org/podcasts/510298/ted-radio-hour
From my podcast rundown: Podcasts que escucho.