Xiuhtezcatl Martinez is a 17-year-old indigenous climate activist, hip-hop artist, and powerful voice on the front lines of a global youth-led environmental movement. At the early age of 6, Xiuhtezcatl began speaking around the world from the Rio+20 United Nations Summit in Rio de Janeiro to addressing the General Assembly at the United Nations in New York. He is the youth director of the Earth Guardians, an organization of young activists, artists, and musicians from across the globe who are stepping up as leaders and working together to create positive change in their communities. His movement has grown to thousands of youth-led Earth Guardian crews in more than 35 countries working to combat climate change and address other important issues that will define our future. His work has been featured on PBS, CNN, MSNBC, HBO, MTV, and Showtime and in National Geographic, Rolling Stone, Upworthy, the Guardian, Vogue, and many more. He is the author of We Rise and lives in Boulder, CO.