- Infinity and the Proofs for the Existence of God
- Infinity and the Supermen
- Infinity I
- Infinity II
- Infinity in Early Modern Philosophy
- Infinity Message For/To All
- Infinity: A Very Short Introduction
- Influence and Power
- Influence de l'habitude sur la faculté de penser
- Influences on the Aufbau
- Informal Logical Fallacies
- Informal Philosophy
- Information
- Information and Knowledge
- Information and Life
- Information and Power in History
- Information and the History of Philosophy
- Information from Processes
- Information Fusion and Geographic Information Systems
- Information und ihre Bedeutung in der Natur
- Information und Menschenbild
- Information, Interaction, and Agency
- Information—Consciousness—Reality
- Informed Consent, Proxy Consent, and Catholic Bioethics
- Infrapolitical Passages
- Infrapolitics
- Infrasocial Power
- Ingenious Nonsense
- Ingenmannsland
- Inherent and Instrumental Values
- Inheritance of Wealth
- Inheriting the Future
- Inhuman Thoughts
- Iniciação ao Taoismo
- Iniciação ao Taoísmo
- Inicio de la nueva izquierda intelectual argentina, 1955-1962
- Initiation Course into Logosophy
- Initiation Into Hermetics
- Initiation into Philosophy
- Initiation Into Philosophy
- Initiation into Reality
- Initiation philosophique
- Initiation Philosophique
- Initiation to Philosophy
- Initiation, Human And Solar
- Initiation: Human and Solar
- Injustice
- Injustice for All
- Injustice, Inequality and Ethics
- Inkarnation und Reinkarnation
- Inkonsistenzen
- Inländer raus
- Innateness and Cognition
- Inner Engineering
- Inner Experience of the Chinese People
- Inner Fulfillment
- Inner Grace
- Inner Revolution
- Inner Speech
- Inner Verses
- Inner Virtue
- Innocent Thoughts
- Innovating Democracy
- Innovation et prise de risque : le paradoxe du temps
- Innovation in Scientific Research and Emerging Technologies
- Innovations in the History of Analytical Philosophy
- Innovations, Reinvented Politics and Representative Democracy
- Innovative Accreditation Standards in Education and Training
- Inovação na Raiz
- InPrimere l'idea
- Inquiries in Philosophical Pragmatics
- Inquiries: Philosophical
- Inquiry Dynamics
- Inquiry into Philosophical and Religious Issues
- Inquiry into the Nature of Peace and the Terms of Its Perpetuation
- Inquiry, Knowledge, and Understanding
- Inquisizioni estetiche maestrali
- Inquisição
- Ins Wasser geschrieben
- Insanity and Divinity
- Inscrições Do Ser
- Insecurity And The Regression Of The West
- Insegnare (e vivere) ai tempi del virus
- Inside Out
- Inside Out: A Pagan Tale for the Child Within
- Inside Peking University
- Inside the Grass Hut
- Inside The Yoga Sutras
- Inside Your Japanese Garden
- Insiders and Outsiders in Seventeenth-Century Philosophy
- Insides and Outsides
- Insight to Heal
- Insights
- Insights and Perspectives
- Insights from The Council
- Insights on Marie Kondō's Spark Joy
- Insights on Richard Dawkins'Outgrowing God
- Insights on Ryan Holiday and Stephen Hanselman's Lives of the Stoics
- Insights on Seneca's On the Shortness of Life
- Insights on Thich Nhat Hanh's No Mud, No Lotus
- Insights on Yvon Chouinard's Let My People Go Surfing
- Insights, Nuggets of Philosophy, Observations, Attitude Mined from the Mother Lode
- Insignificant Me!
- Insoumis
- Inspiration and Aspiration Series 3
- Inspiration and Insanity in British Poetry
- Inspiration and The Overself
- Inspiration for Children
- Inspiration of Time
- Inspirational Beliefs of a Young Idealist
- Inspirations
- Inspirations From Ancient Hindu Phillosophy
- Inspirations in a Moment
- Inspiração Poética
- Inspire-se
- Inspired Talks
- Instant Genius: How to Think Like a Genius to Be One Instantly!
- Instead of a Book by a Man Too Busy to Write One
- Instinct for Freedom
- Instincts and Culture
- Institutes of Divine Jurisprudence, with Selections from Foundations of the Law of Nature and Nation...
- Instituting Thought
- Institution de la Religion Chrétienne