Sam is a Postdoctoral Fellow working on using generative AI to facilitate communication and agreement between conflicting parties, fostering trust and deepening shared understanding. He is also exploring ways to harness algorithmic fairness and AI alignment with human-steered ethical principles, intended goals, planning, and preferences. Before joining the MIT Center of Constructive Communication, Sam was a Fellow and is now a Faculty Associate at Harvard Berkman Klein Center. He is a Faculty at the National Judicial School and Goethe University, Frankfurt am Main, teaching behavioral and cognitive science, ethical AI, logics, and argumentation. He serves as Chief Justice of the Espírito Santo Court of Justice (viz. State Supreme Court). Sam received his PhD in Computer Science from the Federal University of Espírito Santo and his PhD in Law from the University of São Paulo. He is the recipient of two awards in innovation and technology.