Abstract
This is an introduction to the Dao Companion to the Philosophy of Mencius. It provides a brief account of the life of Mencius, discusses the issue of the authorship of the Mencius, and describes the salient features of Mencius’s philosophy and its influence in the history of Chinese philosophy. Historically, Mencius’s influence spans the classical Pre-Qin period to the present. Philosophically, the Mencius has inspired the examination of issues in social and political thought, ethics and epistemology, moral development and moral psychology.