I think, therefore I am influential. Leading philosophers conduct a rational investigation of truth to arrive at a set of principles that others believe and adopt. This compendium of the world’s greatest thinkers includes the likes of Confucius, Aristotle, Immanuel Kant, Hannah Arendt, and René Descartes.

In The Britannica Guide to the World's Most Influential People, readers will get to know the foremost minds within technology, medicine, military, religion, and entertainment. Each figure's life and accomplishments are put into context, showing how their contributions changed the world we live in.

Presents an introduction to the world's most influential philosophers, with a brief summary of their lives and teachings, from the early philosophers of the Greek era up to the major philosophers of the twentieth century.

Presents profiles of one hundred philosophers, from ancient times to the present day.

Who am I? What is justice? What does it mean to live a good life? Fully illustrated throughout, this engaging and accessible hardback book invites readers to contemplate the ideas of 100 key philosophers within the Western intellectual tradition. Covering philosophical, scientific, political and religious thought over a period of 2500 years, 100 Great Philosophers Who Changed the World serves as an excellent guide to this history of philosophy and the progress that has been made in interpreting the world around us. These figures include: • Aristotle • Jean-Jacques Rousseau • Karl Marx • Simone de Beauvoir • Noam Chomsky • W.V.O Quine By presenting details of their lives and the concerns and circumstances that motivated them, this book makes philosophy come to life as a relevant and meaningful approach to thinking about the contemporary world.

What is the nature of good and evil? What is the meaning of existence and who are we really? For thousands of years philosophers have struggled with questions such as these, weighing every thought against virtually every rational alternative. Here, presented for non-academic readers, is an easy-to-understand survey of ideas put forth by 100 important philosophers, from the pre-Socratics of ancient Greece to the analytic philosophers of the present day. Each thinker is summarized in a single illustrated page, or in many instances, in an illustrated two-page spread. Each entry includes the philosopher's birth and death dates, titles of major works, major influences, a capsule biographical sketch, and a brief summary of his or her most important ideas. The glossary will help readers quickly navigate and organize their learning. In addition to philosophers in our own Western tradition, readers will find Chinese sages, including Confucius and Lao-tzu, the Indian Buddhist philosopher Ngrjuna, and thinkers representing other cultures.