Claire Cotrill is a singer, songwriter, and producer who goes by the name Clairo. She started releasing music in 2014 as a teenager. A few years later, songs she had uploaded to YouTube had racked up over 40 million views. This year, Clairo put out her debut album, Immunity. She’s recently performed on Ellen and Jimmy Kimmel, and played arenas, opening for Khalid. In this episode, Clairo breaks down her song “Alewife.” I spoke to Claire and her co-producer Rostam Batmanglij about how the song was made.