When we think about it, we usually remember to breathe when we’re awake. But who’s at the controls when we’re sleeping? “We’re still continuing to understand the coupling between the neural control in the brain stem and the controlled system, which is the nasal pharynx and oral pharynx and the position of the tongue," said Kingman Strohl, professor of medicine, physiology and biophysics at Case Western Reserve University . He’s interested in how the brain’s breathing control system can go awry,