Christa Hasenkopf is an atmospheric scientist, passionate about fighting air inequality across the world. She loves starting up environmental open data projects that give the public data, insights and voices they previously did not have. Hasenkopf is co-founder and CEO of OpenAQ, the world's first real-time open air quality data platform, created by an open-source community of scientists, software developers, journalists, and lovers of open data. She is also an Echoing Green Fellow and an adjunct professor at Johns Hopkins in the Advanced Academic Program. Previously, Hasenkopf was the Chief Air Pollution Advisor to the Medical Director and an AAAS & American Institute of Physics Science & Technology Fellow at the U.S. Department of State. Prior to this work, she was a fellow in the Global Development Lab at USAID. Before coming to D.C., Hasenkopf conducted postdoctoral research on air pollution in Ulaanbaatar, Mongolia. With colleagues, she launched the first air quality instrument in Mongolia that shared data via social media. Hasenkopf received a PhD in Atmospheric & Oceanic Sciences from the University of Colorado.