William James, thinker and writer, was known widely in the nineteenth century as the adorable genius who invented American pragmatism. He was a brain scientist, student of war and religion, a philosopher who can feel like a very lively presence in the shadows of our condition, whatever we call it. John Kaag. In the 2020s, the philosopher John Kaag is our guest to enlist William James in a sort of quest for insight and healing in a divided nation. His books on William James include Sick Souls, Healthy Minds: How William James Can Save Your Life.