On this week’s Tech Nation, Moira speaks with Gene Kinney, the President and CEO of Prothena Biosciences, about a 1-2-3 punch for Alzheimer’s - fighting amyloids, fighting tau, and their work on a vaccine that just might prevent Alzheimer’s altogether. Then Daniel Pink talks about Regret. Research shows you can begin to ease the pain by writing 15 minutes a day for 3 days. His book is “The Power of Regret: How Looking Backward Moves Us Forward”.