Robert CoxRobert Cox is Professor Emeritus at the University of North Carolina at Chapel Hill. His principal research areas are environmental and climate change communication and strategic studies of social movements. A internationally-recognized leadin scholar who helped found the field of environmental communication, Cox is coeditor of The Routledge Handbook of Environment and Communication (2015; second edition forthcoming), editor of the four-volume reference series Environmental Communication (Sage, 2016), and the author of numerous studies of environmental and climate change campaigns. He has served three times (1994-1996; 2000-2001; 2007-2008) as president of the Sierra Club, the largest grassroots U.S. environmental organization, and was also on the board of directors for Earth Echo International, whose mission is "to empower youth to take action that restores and protects our water planet." Cox also continues to advise environmental groups on their communication programs. He regularly participates in environmental and climate change initiatives and has campaigned with former vice president Al Gore, singer Melissa Etheridge, and other public figures. He also enjoys hiking and trekking in the Himalayas, Europe, and the southern Appalachian Mountains in the United States.