Alan Murray and Ellen McGirt chat with Kara about how she kept doubters from crushing her vision for Hint water. It’s no secret that the beverage business is a challenging space, and flavored water is a crowded area within that challenging space. So back in 2005, what made Kara Goldin, CEO of Hint, think her indie brand could go up against the likes of Pepsi, Coca-Cola, and Nestle? Kara talks about taking on giants and her new book, “Undaunted: Overcoming Doubts and Doubters.” Leadership Next is a Fortune Media podcast about the changing rules of business leadership.