Matt Ridley chats with Trey Elling about HOW INNOVATION WORKS: AND WHY IT FLOURISHES IN FREEDOM, including: the truth about Edison and the light bulb (00:33), innovating e-cigs (04:51), potatoes (08:33), luggage with wheels (10:15), and coffee (16:10); the dog as one of man's best innovations (14:04), whether China is becoming the global leader of innovation (21:47), and more.