Joel's PickInterviews Joel Frohlich September 24, 2020October 31, 2020 claustrum, Consciousness, Interviews, Joel's Pick, Optogenetics, Research, Sleep, sleep waves So that’s what the claustrum does! Three years ago, I asked “What the heck is a claustrum?” In that piece, I described the mystery of this oddly shaped brain region, located just below the cerebral cortex.… Read More