Ticia Gerber sits at the center of one of the world's important current debates: How do we keep people healthy without having it cost an arm and a leg? At eHealth Initiative and LIGHT, Gerber is working across three continents to bridge the public, private, and social sectors. She talks with Globeshakers host Tim Zak in an audio interview about the role of technology in the future of healthcare and what it means to create a dialogue between the developed and developing world.