50 Reasons People Give for Believing in a God is a 2008 book by journalist Guy P. Harrison which examines fifty common reasons that believers across the world give for believing in a god or gods.

The Age of Reason; Being an Investigation of True and Fabulous Theology is a work by English and American political activist Thomas Paine, arguing for the philosophical position of deism. It follows in the tradition of 18th-century British deism, and challenges institutionalized religion and the legitimacy of the Bible. It was published in three parts in 1794, 1795, and 1807.

Beyond Good and Evil: Prelude to a Philosophy of the Future is a book by philosopher Friedrich Nietzsche that expands the ideas of his previous work Thus Spoke Zarathustra with a more critical and polemical approach. It was first published in 1886.

The Future of an Illusion is a 1927 work by Sigmund Freud, the founder of psychoanalysis, in which Freud discusses religion's origins, development, and its future. He provides a psychoanalysis of religion, which he views as a false belief system.

The God Delusion is a 2006 book by British evolutionary biologist, ethologist Richard Dawkins, a professorial fellow at New College, Oxford and, at the time of publication, the Charles Simonyi Chair for the Public Understanding of Science at the University of Oxford.

The Heathen's Guide to World Religions is a book by Kingston, Ontario-based William Hopper (1966-2017). It is a humorous look at the history of the Jewish, Christian, Islamic, Buddhist and Hindu faiths.
Peter Gregory Boghossian is an American philosopher and pedagogist. He is an assistant professor of philosophy at Portland State University, and his areas of academic focus include atheism, critical thinking, pedagogy, scientific skepticism, and the Socratic method. He is the author of A Manual for Creating Atheists and How to Have Impossible Conversations: A Very Practical Guide.

Mrs Dalloway is a novel by Virginia Woolf that details a day in the life of Clarissa Dalloway, a fictional high-society woman in post–First World War England. It is one of Woolf's best-known novels.

Religion for Atheists: A non-believer's guide to the uses of religion is a book by Alain de Botton published in 2012. It argues that while supernatural claims made by religion are false, some aspects of religion are still useful and can be applied in secular life and society. Religion for Atheists was published in the UK in hardback edition by Hamish Hamilton, and in the US by Pantheon. Religion for Atheists was a New York Times non-fiction bestseller, and has been widely reviewed, with mixed results.

Sartor Resartus is an 1836 novel by Thomas Carlyle, first published as a serial in Fraser's Magazine in November 1833–August 1834. The novel purports to be a commentary on the thought and early life of a German philosopher called Diogenes Teufelsdröckh, author of a tome entitled Clothes: Their Origin and Influence. Teufelsdröckh's Transcendentalist musings are mulled over by a sceptical English Reviewer who also provides fragmentary biographical material on the philosopher. The work is, in part, a parody of Hegel, and of German Idealism more generally.

The Virtue of Selfishness: A New Concept of Egoism is a 1964 collection of essays by the philosopher Ayn Rand and the writer Nathaniel Branden. Most of the essays originally appeared in The Objectivist Newsletter. The book covers ethical issues from the perspective of Rand's Objectivist philosophy. Some of its themes include the identification and validation of egoism as a rational code of ethics, the destructiveness of altruism, and the nature of a proper government.