Who Is the Author of the Book Existentialism?


Diego Sanchez

Existentialism is a philosophical movement that emphasizes individual freedom and choice. It explores the meaning of existence and the purpose of life.

One of the most influential books on this topic is titled “Existentialism” and has been read by countless individuals seeking to understand this complex philosophy. But who is the author of this thought-provoking book? Let’s delve deeper and find out.

The Author

The book “Existentialism” was written by Jean-Paul Sartre, a French philosopher, playwright, and novelist. Sartre was born in Paris in 1905 and became one of the leading figures in existentialism, along with other notable philosophers like Martin Heidegger and Friedrich Nietzsche.

Sartre’s Early Life

Sartre was raised by his mother and grandfather after his father died when he was just a toddler. He excelled academically throughout his childhood and attended some of the most prestigious schools in France, including École Normale Supérieure.

Sartre’s Career

Sartre began his career as a writer, publishing several novels before turning to philosophy. His first major philosophical work was “Being and Nothingness,” which explored many of the themes that would later become central to existentialism.

Sartre was also involved in politics throughout his life. He was an outspoken critic of colonialism and imperialism, supporting various leftist causes throughout his career.

The Book

“Existentialism” is one of Sartre’s most popular works. It provides an overview of existentialist philosophy, exploring topics such as freedom, responsibility, and the search for meaning in life. The book is divided into two parts: “Existentialism Is a Humanism” and “Materialism and Revolution.”

In “Existentialism Is a Humanism,” Sartre argues that existentialism is a philosophy that emphasizes human freedom and choice. He argues that individuals have the power to create their own meaning in life, rather than relying on external sources like religion or societal norms.

In “Materialism and Revolution,” Sartre explores the role of existentialism in politics. He argues that individuals have a responsibility to use their freedom to fight against oppression and injustice.


Jean-Paul Sartre’s book “Existentialism” has had a profound impact on philosophy and continues to be widely read today. Sartre’s ideas about individual freedom and responsibility continue to resonate with people around the world, making his work as relevant today as it was when he first wrote it.