Seth Lazar

Seth Lazar (born 1979) is a British philosopher and Professor at Johns Hopkins University School of Government and Policy. He leads the Machine Intelligence and Normative Theory Lab.

Lazar won the Frank Chapman Sharp Prize in 2011 "for the best unpublished monograph on the philosophy of war and peace". He is known for his research on defensive war.

Lazar's recent work has focused on "the morality, law, and politics of AI", with a particular focus on "the political philosophy of data and AI." In 2021, Lazar was awarded an Australian Research Council Future Fellowship for the proposal "Automatic Authorities: Charting a Course for Legitimate AI.".

He gave the 2023 Tanner Lecture on AI and Human Values at Stanford University.

Books Sparing Civilians, Oxford University Press, 2015 The Morality of Defensive War, (Co-Editor, with Fabre, C), Oxford University Press, 2014 Oxford Handbook of Ethics of War, (Co-Editor, with Helen Frowe), Oxford University Press, 2018