Sara Imari Walker

Astrobiologist and theoretical physicist at Arizona State University working on the origins of life, artificial life and life detection; co-developer with Lee Cronin of assembly theory, which Bratton cites as an influence on the research program. She is on the journal's editorial board and an Affiliate Researcher 2024. In the corpus she wrote Recursive Worlds (with Neo-Metabolism), a lecture on assembly theory and the technosphere as Earth's newest layer.