Tzuchien Tho is lecturer in philosophy and history of science at the University of Bristol. He was formerly postdoctoral researcher at the Università degli Studi di Milano (Statale). He has published on themes related to Leibniz’s metaphysics, dynamics and mathematical method, as well as the issues in mathematical objectivity in the 17th and 20th century. He is more broadly interested in the influence and limits of mathematical and logical formalism in the history of philosophy. His current work surrounds the mathematical, methodological and metaphysical problems surrounding physical causality in the 17th and 18th centuries.