The Great Philosophers by Stephen Law:

The Great Philosophers presents lively and informative biographical portraits of 50 of the most important names in the history of human thought. Each chapter charts the personal life and intellectual breakthroughs of one essential philosopher and, crucially, focuses on a straightforward explanation of their grand idea. Accompanied by a famous image of the philosopher, everyday examples of how his or her ideas are relevant today and memorable quotations from their key works, this is the perfect introduction to the world of philosophy.The Great Philosophers explains the ideas of the following key thinkers: Buddha; Confucius; Parmenides; Zeno; Socrates; Plato; Aristotle; Augustine; Anselm Ibn Rushd; Thomas Aquinas; William of Ockham; Machiavelli; Bacon Hobbes; Descartes; Pascal Locke; Spinoza; Leibniz Berkeley; Hume Rousseau; Kant Bentham; Hegel Schopenhauer; J S Mill; Kierkegaard; Marx Peirce; James Nietzsche; Frege Husserl; Russell; Moore; Wittgenstein; Heidegger; Ryle; Popper; Sartre; Arendtde Beauvoir; Quine; Ayer; Strawson; Thomson; and Kripke Singer