Thirty years ago, Frances Moore Lappe proposed a diet for the planet that made her an international food expert. She blamed the world’s food shortages not on a scarcity of food, but a scarcity of democracy. Her new book identifies fear as the underlying cause of most of today’s environmental problems. She and Jeffrey Perkins talk with host Steve Curwood about their new project, “You have the Power: Choosing Courage in a Culture of Fear.”