Sage Lenier is an activist working to build an education system that enables the next generation to become climate solutionists. She got her start teaching her own program at UC Berkeley, which broke records for largest-ever student-led class. Her work has been featured in The New York Times, The World Economic Forum, and Teen Vogue, and has brought her to speak at public forums around the world. TIME Magazine named her a 2023 Next Generation Leader for her work with Sustainable & Just Future.