Ethan Kross steps into Carey’s office this week. Ethan is an author, scientist, and teacher, and one of the world’s leading experts on controlling the conscious mind. He’s currently a professor at the University of Michigan and the author of the book, “Chatter: The Voice in Our Head and How to Harness It.” Ethan shares his inspiration for 'studying the voice in our head’, the science behind the co-rumination trap, and tools for pandemic-induced ‘chatter'.