David Callejas, Marketing Associate, acts as the liaison between EarthSky and EarthSky en Español and our 1,500+ broadcast affiliates in the U.S. and around the world. He also assists in EarthSky’s overall marketing efforts to sponsors and partners. Thanks to our global affiliates, sponsors and partners, EarthSky can be heard more than 4 million times in the U.S., and millions more times around the world, every day. Also thanks to David, and his diverse background in both business and Latino language and culture, EarthSky is growing. Our most recent broadcast affiliates are in Latin America and South America, adding to the EarthSky presence around the world.