• New Entries
• Entries With Substantive Content Changes
• Entries With Minor Corrections

New Entries

• Many-Sorted Logic (María Manzano and Víctor Aranda)
• Self-Locating Beliefs (Andy Egan and Michael G. Titelbaum)
• Thomas Aquinas (Robert Pasnau)
• The Possibilism-Actualism Debate (Christopher Menzel)

Entries With Substantive Content Changes

• 18th Century British Aesthetics (James Shelley)
• Alfred North Whitehead (Ronald Desmet and Andrew David Irvine)
• Algebra (Vaughan Pratt)
• Alienation (David Leopold)
• Ancient Atomism (Sylvia Berryman)
• Ancient Skepticism (Katja Vogt)
• Aristotle’s Logic (Robin Smith)
• Artifact (Beth Preston)
• Brentano’s Theory of Judgement (Johannes L. Brandl and Mark Textor)
• Categories (Amie Thomasson)
• Collective Responsibility (Marion Smiley)
• Critical Thinking (David Hitchcock)
• Descriptions (Peter Ludlow)
• Divine Providence (Hugh J. McCann and Daniel M. Johnson)
• Edmund Husserl (Christian Beyer)
• Epistemology in Latin America (Diego Machuca)
• Exploitation (Matt Zwolinski, Benjamin Ferguson, and Alan Wertheimer)
• Fatalism (Hugh Rice)
• Federalism (Andreas Follesdal)
• Free Will (Timothy O’Connor and Christopher Franklin)
• George Herbert Mead (Mitchell Aboulafia and Scott Taylor)
• Heinrich Scholz (Volker Peckhaus)
• Herbert Feigl (Matthias Neuber)
• Inconsistent Mathematics (Chris Mortensen)
• Intuitionistic Logic (Joan Moschovakis)
• Isaac Polqar (Racheli Haliva)
• Japanese Confucian Philosophy (John Tucker)
• Karl Leonhard Reinhold (Dan Breazeale and John Walsh)
• Liberalism in Latin America (Faviola Rivera)
• Logical Empiricism (Richard Creath)
• Logical Truth (Mario Gómez-Torrente)
• Logic and Language in Early Chinese Philosophy (Marshall D. Willman)
• Logics for Analyzing Games (Johan van Benthem and Dominik Klein)
• Margaret Lucas Cavendish (David Cunning)
• Max Weber (Sung Ho Kim)
• Medieval Theories of Practical Reason (Anthony Celano)
• Moral Arguments for the Existence of God (C. Stephen Evans and David Baggett)
• Nonexistent Objects (Maria Reicher)
• Paul Ricoeur (David Pellauer and Bernard Dauenhauer)
• Personal Relationship Goods (Anca Gheaus)
• Phenomenology of Religion (Mark Wynn)
• Plato’s Shorter Ethical Works (Paul Woodruff)
• Population Genetics (Samir Okasha)
• Pornography and Censorship (Caroline West)
• Prediction versus Accommodation (Eric Christian Barnes)
• Prophecy (Scott A. Davison)
• Public Justification (Kevin Vallier)
• Quantifiers and Quantification (Gabriel Uzquiano)
• Ralph Waldo Emerson (Russell Goodman)
• Relative Identity (Harry Deutsch and Pawel Garbacz)
• Replication and Reproduction (John S. Wilkins and Pierrick Bourrat)
• Risk (Sven Ove Hansson)
• Robert Boyle (J. J. MacIntosh and Peter Anstey)
• Scientific Discovery (Jutta Schickore)
• Social Choice Theory (Christian List)
• Tarski’s Truth Definitions (Wilfrid Hodges)
• Terrorism (Igor Primoratz)
• The Concept of Evil (Todd Calder)
• The Epistemic Condition for Moral Responsibility (Fernando Rudy-Hiller)
• The Hole Argument (John D. Norton)
• The Normative Status of Logic (Florian Steinberger)
• The Normativity of Meaning and Content (Kathrin Glüer, Åsa Wikforss, and Marianna Ganapini)
• The Problem of Induction (Leah Henderson)
• Tiantai Buddhism (Brook Ziporyn)
• Timon of Phlius (Richard Bett)
• Truthlikeness (Graham Oddie and Gustavo Cevolani)
• Virtue Ethics (Rosalind Hursthouse and Glen Pettigrove)
• Wilhelm Maximilian Wundt (Alan Kim)

Entries With Minor Corrections

• Absolute and Relational Space and Motion: Classical Theories (Carl Hoefer, Nick Huggett, and James Read)
• Albert Camus (Ronald Aronson)
• Analytic Feminism (Ann Garry)
• Ancient and Medieval Empiricism (Gregory W. Dawes)
• Arthur Prior (B. Jack Copeland)
• Associationist Theories of Thought (Eric Mandelbaum)
• Causal Determinism (Carl Hoefer)
• Church’s Type Theory (Christoph Benzmüller and Peter Andrews)
• Classical Logic (Stewart Shapiro and Teresa Kouri Kissel)
• Computer Simulations in Science (Eric Winsberg)
• Consciousness (Robert Van Gulick)
• Consequentialism (Walter Sinnott-Armstrong)
• Counterfactuals (W. Starr)
• Creationism (Michael Ruse)
• Descartes’ Modal Metaphysics (David Cunning)
• Doing vs. Allowing Harm (Fiona Woollard and Frances Howard-Snyder)
• Early Philosophical Interpretations of General Relativity (Thomas A. Ryckman)
• Existence (Michael Nelson)
• Feminist Perspectives on Autonomy (Natalie Stoljar)
• Feminist Perspectives on Class and Work (Ann Ferguson, Rosemary Hennessy, and Mechthild Nagel)
• Feminist Perspectives on Sex and Gender (Mari Mikkola)
• Fictional Entities (Fred Kroon and Alberto Voltolini)
• Frank Ramsey (Fraser MacBride, Mathieu Marion, María José Frápolli, Dorothy Edgington, Edward Elliott, Sebastian Lutz, and Jeffrey Paris)
• Haecceitism (Sam Cowling)
• Hans-Georg Gadamer (Jeff Malpas)
• Hegel’s Social and Political Philosophy (Thom Brooks)
• Henri Bergson (Leonard Lawlor and Valentine Moulard-Leonard)
• Hybrid Logic (Torben Braüner)
• Impossible Worlds (Francesco Berto and Mark Jago)
• Informal Logic (Leo Groarke)
• Intensional Logic (Melvin Fitting)
• Intention (Kieran Setiya)
• Iris Murdoch (Lawrence Blum)
• Jan Łukasiewicz (Peter Simons)
• Japanese Philosophy (Thomas Kasulis)
• Kant’s Transcendental Idealism (Nicholas F. Stang)
• Karl Popper (Stephen Thornton)
• Leibniz’s Modal Metaphysics (Brandon C. Look)
• Libertarianism (Bas van der Vossen)
• Medieval Philosophy (John Marenbon)
• Medieval Theories of Haecceity (Richard Cross)
• Modal Fictionalism (Daniel Nolan)
• Modern Origins of Modal Logic (Roberta Ballarin)
• Moral Anti-Realism (Richard Joyce)
• Natural Deduction Systems in Logic (Francis Jeffry Pelletier and Allen Hazen)
• Natural Language Ontology (Friederike Moltmann)
• Negation (Laurence R. Horn and Heinrich Wansing)
• Neoliberalism (Kevin Vallier)
• Nothingness (Roy Sorensen)
• Pantheism (William Mander)
• Pascal’s Wager (Alan Hájek)
• Peter Frederick Strawson (Paul Snowdon and Anil Gomes)
• Philosophical Aspects of Multi-Modal Logic (Sonja Smets and Fernando Velázquez-Quesada)
• Philosophy of Technology (Maarten Franssen, Gert-Jan Lokhorst, and Ibo van de Poel)
• Possible Objects (Takashi Yagisawa)
• Possible Worlds (Christopher Menzel)
• Presentism (David Ingram and Jonathan Tallant)
• Process Philosophy (Johanna Seibt)
• Promises (Allen Habib)
• Proof-Theoretic Semantics (Peter Schroeder-Heister)
• Proof Theory (Michael Rathjen and Wilfried Sieg)
• Propositional Attitude Reports (Michael Nelson)
• Retrocausality in Quantum Mechanics (Simon Friederich and Peter W. Evans)
• Rigid Designators (Joseph LaPorte)
• Salomon Maimon (Peter Thielke and Yitzhak Y. Melamed)
• Simone de Beauvoir (Debra Bergoffen and Megan Burke)
• Singular Propositions (Greg Fitch and Michael Nelson)
• Spinoza’s Modal Metaphysics (Samuel Newlands)
• The Epistemology of Modality (Antonella Mallozzi, Anand Vaidya, and Michael Wallner)
• The History of Utilitarianism (Julia Driver)
• The Kyoto School (Bret W. Davis)
• The Meaning of Life (Thaddeus Metz)
• The Mind/Brain Identity Theory (J. J. C. Smart)
• The Nonidentity Problem (M. A. Roberts)
• Theory and Bioethics (Jennifer Flynn)
• The Philosophy of Digital Art (Katherine Thomson-Jones and Shelby Moser)
• The Repugnant Conclusion (Gustaf Arrhenius, Jesper Ryberg, and Torbjörn Tännsjö)
• Thought Experiments (James Robert Brown and Yiftach Fehige)
• Transworld Identity (Penelope Mackie and Mark Jago)
• Umar Khayyam (Mehdi Aminrazavi and Glen Van Brummelen)
• Vagueness (Roy Sorensen)
• Vasubandhu (Jonathan C. Gold)
• Wang Yangming (Bryan Van Norden)