Ian Adams & R.W. Dyson 
Fifty Major Political Thinkers [PDF ebook] 

Fifty Major Political Thinkers introduces the lives and ideas of some of the most influential figures in Western political thought, from ancient Greece to the present day. The entries provide a fascinating introduction to the major figures and schools of thought that have shaped contemporary politics, including: Aristotle Simone de Beauvoir Michel Foucault Mohandas Gandhi Jurgen Habermas Machiavelli Karl Marx Thomas Paine Jean-Jacques Rousseau Mary Wollstonecraft. Fully cross-referenced and including a glossary of theoretical terms, this wide-ranging and accessible book is essential reading for anyone with an interest in the evolution and history of contemporary political thought.