Sarah Dillard


Sarah Dillard has been working in education for over a decade. Kaleidoscope grew out of her interest in making high school more practical and interesting. She was on the policy team at the U.S. Department of Education, the founding team at the National Math and Science Initiative, and the management team at Quad Learning. She started her career at Bain & Company. Sarah is a magna cum laude graduate of Duke University, where she was an A. B. Duke Scholar and won the Holton Prize for education research. She is also a graduate of the Harvard Business School and the Harvard Kennedy School where she was a Reynolds Fellow and a George Fellow. She is a trustee at Capital City Public Charter School, on the alumni advisory council at Harvard's Center for Public Leadership, and a founding advisor at Guild Education. With Tom Eisenmann and Eric Ries she is the co-author of the Harvard Business School note, "Hypothesis-Driven Entrepreneurship."

Zach leverenz


Zach Leverenz is a social entrepreneur at the intersection of education, technology, and social justice. Prior to Kaleidoscope, he served as founder and CEO of EveryoneOn, a national organization that provides affordable high-speed internet, devices, and digital literacy training to over 600,000 low-income families who can't afford the basic technology critical to accessing education and employment opportunities. Previously, Zach served as the CEO of Middle East Education through Technology (MEET), a MIT-based technology education and social justice organization.  He began his career as managing director at PeacePlayers International, where he led programs and new expansions in Northern Ireland, South Africa, Cyprus, and New Orleans. He is a graduate of Dickinson College and the Harvard Graduate School of Education, where he was selected as a Reynolds Fellow in Social Entrepreneurship by Harvard’s Center for Public Leadership.

katharina matro


Katharina Matro is a teacher, historian, and writer. She teaches history and economics at Stone Ridge School of the Sacred Heart in Bethesda, and has taught at Stanford University, and the Free University in Berlin. She also writes and speaks to academic historians about bringing their academic research into the high school history classroom. Katharina graduated summa cum laude from Amherst College, where she majored in History and French; she holds an M.A. in International Economics and European Studies from the Johns Hopkins School of Advanced International Studies, and a PhD. in Central European History from Stanford University. Before finishing her PhD, she was a pre-doctoral fellow at the German Historical Institute in Warsaw, Poland, and a Mellon Fellow at George Washington University’s Institute for European, Russian and Eurasian Studies. Her dissertation won the 2016 Fritz Stern Dissertation Prize for the best doctoral dissertation on a topic in German history written at a North American University.