Smiling man with short hair, wearing a blue and green sweater over a white shirt, on a neutral background.

Jonathan Klein

Co-Founder & CEO, UndauntedK12

Through UndauntedK12, Klein works to ensure that every student can attend a safe, healthy, and climate-resilient school. His experience includes teaching, developing new schools, and working within large urban school districts. He has worked on campaigns to change policy, elect equity-focused leaders, and generate hundreds of millions of dollars in new resources for children and public schools throughout the country. Klein is a credentialed California teacher, a member of the Aspen Global Leadership Network, and co-author of Students, Schools, and Our Climate Moment: Acting Now to Secure Our Future. He received a bachelor’s in history from Yale University and an MBA from the University of California at Berkeley, where he also served on the faculty lecturing on nonprofit leadership and management.