Stranger Things and Music Therapy

Why there is some real science behind a Stranger Things plot point.

[contains minor spoilers for the first four episodes of S4 of Stranger Things, but not the main plot]

In the latest season of Stranger Things, Robin and Nancy pretend to be psychology students while visiting a mental hospital. As the head of the hospital, Warden Hatch, leads them through the building, they walk through a room where people are listening …