Note: Barium. Radioactive caesium decays into barium.
Links: Free Will: What is it? and Do we have it? (The Winnipeg Skeptics) | Free will (Wikipedia) | Phineas Gage (Wikipedia) | Unconscious cerebral initiative and the role of conscious will in voluntary action (Behavioral and Brain Sciences) | Unconscious determinants of free decisions in the human brain (Nature Neuroscience) | A Brief Defense of Free Will | Discovery of quantum vibrations in 'microtubules' corroborates theory of consciousness (Phys.org) | Quantum indeterminacy (Wikipedia) | Uncertainty principle (Wikipedia) | Minnesota Atheists | Freedom Evolves (Wikipedia) | Freedom Evolves by Daniel C. Dennett (Amazon.ca) | Free Will by Sam Harris | Breaking the Free Will Illusion by 'Trick Slattery | Beyond Freedom and Dignity by B.F. Skinner (Amazon.ca) | Killing of Tim McLean (Wikipedia) | Li case exposes ugly truth about Tories (Winnipeg Free Press) | The Fallaway Slam Podcast (The only podcast that matters!)