Hannah Weiss-Martin (135 BFC - ) is a consciousness substrate engineer who popularised the computonium smart matter theory of the First Contact Event. She is also known for pioneering observer-integrated experiments which use conscious entanglement to probe mind-matter coupling, as well as founding life extension company Nexus. At 27 years old she completed her thesis on quantum cognition at Caltech, and has worked there in some capacity for her entire life. At 153 years old she is currently the worlds oldest working academic researcher. Hannah is the daughter of scientists Levi Weiss and Talia Martin, and is married to Zoe Sage, an engineer who established and led the Nexus cryopreservation division.