CONTENTS -- Preface -- List of Contributors -- A History of Skepticism in the Middle Ages (Henrik Lagerlund) -- Al-Ghazälï's Skepticism Revisited (Taneli Kukkonen) -- Henry of Ghent and John Duns Scotus on Skepticism and the Possibility of Naturally Acquired Knowledge (Martin Pickavé) -- Ockham's Reliabilism and the Intuition of Non-Existents (Claude Panaccio and David Piché) -- Nicholas of Autrecourt's Skepticism: The Ambivalence of Medieval Epistemology (Christophe Grellard) -- The Anti-Skepticism of John Buridan and Thomas Aquinas: Putting Skeptics in Their Place versus Stopping Them in Their Tracks (Gyula Klima) -- Does God Deceive Us? Skeptical Hypotheses in Late Medieval Epistemology (Dominik Perler) -- Skeptical Issues in Commentaries on Aristotle's Posterior Analytics: John Buridan and Albert of Saxony (Henrik Lagerlund) -- A Buridanian Response to a Fourteenth Century Skeptical Argument and its Rebuttal by a New Argument in the Early Sixteenth Century (Elizabeth Karger) -- Index of Names.