Philip J. Ivanhoe is Professor in and Chair of the Department of East Asian Languages and Cultures at Georgetown University. In addition to this volume, his publications for Hackett include Confucian Moral Self Cultivation (2000); Virtue, Nature, and Moral Agency in the Xunzi (2000), coedited with T. C. Kline III; Ethics in the Confucian Tradition (2002); Essays on the Moral Philosophy of Mengzi, coedited with Xiusheng Liu (2002); The Daodejing of Laozi (2003); and Master Sun's Art of War (2011). Bryan W. Van Norden is the James Monroe Taylor Chair in Philosophy and in Chinese and Japanese at Vassar College and Chair Professor in the School of Philosophy at Wuhan University. In addition to this volume, his publications for Hackett include Mengzi: With Selections from Traditional Commentaries (2008); The Essential Mengzi: Selected Passages with Traditional Commentary (2009); Introduction to Classical Chinese Philosophy (2011); Readings in Later Chinese Philosophy, coedited with Justin Tiwald (2014); and Classical Chinese for Everyone (2019).