Wrestling the Demon: the Physics of Free Will

At the intersection of physics and philosophy, there's a question that's weighed on the minds of great thinkers for centuries: Is there truly such a thing as free will? When we make a choice, are we fundamentally any different than a calculator "choosing" which segments of its display to light up when the = button is pressed?The question has its roots in the acceptance that humans are, for all our astounding complexity, purely physical systems. Once you drop the notion that we've got an intrinsi...