"Wittgenstein's Nephew" is a semi-autobiographical novel that explores the friendship between the narrator and his friend Paul, who is the nephew of the famous philosopher Ludwig Wittgenstein. The story takes place in Vienna and is set against the backdrop of the Austrian mental health system. The novel delves into themes of sanity, insanity, and the fine line that separates the two, while also offering a critique of Austrian society. It is a meditation on the nature of illness, both physical and mental, and the impact it has on personal relationships and one's perception of the world.

The book is a satirical self-help guide that explores the human condition and our place in the universe through a series of thought experiments, quizzes, and essays. It delves into topics such as existentialism, semiotics, philosophy, science, and religion, all with a humorous twist. The book challenges readers to examine their lives, their beliefs, and their perceptions of reality, ultimately suggesting that we are all a little lost in the cosmos.

In "Why Does The World Exist? An Existential Detective Story," Jim Holt explores the question of why there is something rather than nothing. He interviews philosophers, scientists, and theologians to try to find an answer, delving into topics such as the nature of existence, the origins of the universe, and the meaning of life. Along the way, he examines various theories and arguments, from the Big Bang to the concept of God, in an attempt to uncover the ultimate explanation for the existence of the world.

"At The Existentialist Café" is a non-fiction book that explores the lives and ideas of a group of philosophers known as the existentialists. The book takes readers on a journey through the cafes of Paris in the 1930s and 40s, where philosophers such as Jean-Paul Sartre, Simone de Beauvoir, and Maurice Merleau-Ponty would gather to discuss their ideas about freedom, being, and the meaning of life. Bakewell weaves together their personal stories, philosophical theories, and the historical context in which they lived, to create a compelling and accessible introduction to existentialism.