Summary: <p>DANIEL C. DENNETT is the Austin B. Fletcher Professor of Philosophy and co-director of the Center for Cognitive Studies at Tufts University. He is the author, most recently, of _From Bacteria to Bach and Back: The Evolution of Minds. _</p> <p>The Conversation: <a href="https://www.edge.org/conversation/daniel_c_dennett-a-difference-that-makes-a-difference" rel="nofollow">https://www.edge.org/conversation/daniel_c_dennett-a-difference-that-makes-a-difference</a></p>
