Sofia Jativa Vega

Sofia Jativa Vega (also known as Sofy) is a computational neuroscientist and AI researcher currently serving as a Technology and Security Policy Fellow at RAND in California. She completed her PhD at UCL's Gatsby Computational Neuroscience Unit in 2020, where her thesis — 'A second look at memory: Different Approaches to Understanding Diversity in Memory and Cognition' — explored episodic and working memory systems using reinforcement learning and information-theoretic analyses. In 2020, she received a Long-Term Future Fund grant to develop a research project on inferring humans' internal mental models from their behaviour using cognitive science modeling, in collaboration with Stuart Armstrong at the Future of Humanity Institute. Her career has spanned roles at the AI Objectives Institute, Buck Institute for Research on Aging, Causative Labs, and Lionheart Ventures, reflecting broad engagement with AI alignment, longevity science, and technology policy.

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