Jon Christensen is an adjunct assistant professor, journalist-in-residence, and senior researcher in the Institute of the Environment and Sustainability, the California Center for Sustainable Communities, the Department of History, and the Center for Digital Humanities at the University of California, Los Angeles. He is editor of Boom: A Journal of California, a quarterly magazine published by the University of California Press that brings scholars, researchers, journalists, writers, artists, photographers, policymakers, advocates, and the public into common conversations about California in the world. Jon was executive director of the Bill Lane Center for the American West, an interdisciplinary center for research, teaching, new media, and journalism at Stanford University before coming to UCLA. Jon has been an environmental journalist and science writer for more than 30 years. His work has appeared in The New York Times, Nature, High Country News, and many other newspapers, magazines, journals, and radio and television shows. Jon was a Knight Journalism Fellow at Stanford in 2002-2003 and a Steinbeck Fellow at San Jose State University in 2003-2004, before returning to Stanford to work on a Ph.D. in History. He is currently finishing a book entitled Critical Habitat: A History of Thinking with Things in Nature, leading a digital humanities project on nature in cities, and directing a large collaborative project to crowdsource a new, public environmental history of the San Francisco Bay Area with libraries, museums, archives, nonprofit organizations, scholars, researchers, the media, and the public during the Year of Bay in 2013.