Linda Zagzebski is George Lynn Cross Research Professor and Kingfisher College Chair of the Philosophy of Religion and Ethics at the University of Oklahoma. She received her B.A. from Stanford University, her M.A. from the University of California, Berkeley, and her Ph.D. in Philosophy from the University of California, Los Angeles. A native Californian, she taught at Loyola Marymount University for twenty years before moving to Oklahoma.

She is President of the American Philosophical Association Central Division. She is also past President of the Society of Christian Philosophers and past President of the American Catholic Philosophical Association. In 2012–2013 she held a Guggenheim Fellowship to complete her book, Epistemic Authority: A Theory of Trust, Authority, and Autonomy in Belief (Oxford University Press, 2012).

Among her many endowed lectures, she has given the Aquinas Lecture at Marquette University (2013), the Romanell Lectures of Phi Beta Kappa (2005), the McCarthy Lectures at the Gregorian University in Rome (2006), the Wilde Lectures in Natural Religion at Oxford (2010), the Kaminski Lectures at the Catholic University of Lublin, Poland (2011), and the Olaus Petri Lectures at the University of Uppsala (2011). Her Aquinas Lecture, Omnisubjectivity: A Defense of a Divine Attribute, is published by Marquette University Press (2013).

Other books include The Dilemma of Freedom and Foreknowledge (Oxford University Press, 1991), Virtues of the Mind (Cambridge University Press, 1996), Divine Motivation Theory (Cambridge University Press, 2004), Philosophy of Religion: An Historical Introduction (Blackwell, 2007), and On Epistemology (Wadsworth, 2008), as well as many edited books and articles in virtue epistemology, philosophy of religion, and virtue ethics, translated into ten languages.