The document summarizes information presented at the 2015 Rotary International Convention about the social enterprise Solar Ear. Solar Ear manufactures solar-powered hearing aids by and for deaf people to make hearing aids more affordable and accessible. They aim to provide employment for deaf people and hearing aids for millions of people in developing countries who cannot otherwise afford them. Their sustainable business model and products have been implemented in several countries worldwide to improve health, education, and facilitate peace-building efforts.