This is volume 75 issue 3 of The British Journal for the Philosophy of Science. Since 1950, The British Journal for the Philosophy of Science (BJPS) has presented the best new work in the discipline. An international leader in the philosophy of science, BJPS showcases outstanding research on a variety of topics, from the nature of models and simulations to mathematical explanation and foundational issues in the physical, life, and social sciences. Published on behalf of the British Society for the Philosophy of Science, the journal offers innovative and thought-provoking papers that open up new areas of inquiry or shed new light on well-known issues.