A weekly deep dive into the hidden architecture of your mind. The Superior Colliculus : The Reflex Engine Behind Your Gaze Where It Lives The superior colliculus (SC) lives in the back of the midbrain. It sits above the inferior colliculus and behind the pineal gland. Together, the superior and inferior colliculi form the tectum (“roof”) of the midbrain. This location is important because it places the SC right in the path of fast visual and auditory information entering the