This Listen Lesson contains a guided notetaking exercise for an episode of NPR's Planet Money podcast, "The Cost of Contact Tracing." The podcast looks at the importance of contact tracing to combat global pandemics and the benefits and drawbacks of traditional contract tracing (which dates back to the Black Plague) and new technologies that automate the process.Enclosed in the lesson is a detailed description of the podcast, including themes, challenging vocabulary, and links to a transcript f