In the Bill & Melinda Gates Foundation’s “Impatient Optimists” blog, Rebecca Kohler, senior vice president of corporate strategy and development at IntraHealth International, “propose[s] a new vision for the essential roles that successful health workers will play in a post-2015 world. This is a vision of a fully empowered and engaged health worker, in control of her own career path and able to thrive in the 21st century.” These roles include: “the lifelong learner,” “the change agent,” “the technologist,” and “the networker” (2/7).