Very Short Introductions: Brilliant, Sharp, Inspiring This book provides an introduction to the most important philosopher of the Islamic world, Ibn S=in=a, often known in English by his Latinized name Avicenna. After introducing the man and his works, with an overview of the historical context in which he lived, the book devotes chapters to the different areas of Ibn S=in=a's thought. Among the topics covered are his innovations in logic, his theory of the human soul and its powers, the relation between his medical writings and his philosophy, and his metaphysics of existence. Particular attention is given to two famous arguments: his flying man thought experiment and the so-called