Dr. Kristina M. Johnson currently serves as Managing Director at Catalyzer Ventures and as the chief executive officer of Johnson Energy Holdings, LLC since May 2023. Prior to that, Dr. Johnson served as the president of The Ohio State University from September 2020 to May 2023. Previously, Dr. Johnson served as the chancellor of the State University of New York from September 2017 to August 2020. From January 2014 to September 2017, Dr. Johnson served as the chief executive officer of Cube Hydro Partners, LLC, a clean energy company, and a joint venture between Enduring Hydro, a company she founded in January 2011 and I Squared Capital, a private equity firm. From May 2009 to October 2010, Dr. Johnson served as Under Secretary of Energy at the U.S. Department of Energy. Prior to this, Dr. Johnson was provost and senior vice president for academic affairs at The Johns Hopkins University from 2007 to 2009 and dean of the Pratt School of Engineering at Duke University from 1999 to 2007. Previously, she served as a professor in the Electrical and Computer Engineering Department, University of Colorado and as director of the National Science Foundation Engineering Research Center for Optoelectronics Computing Systems at the University of Colorado, Boulder. Dr. Johnson was inducted into the National Inventors Hall of Fame in 2015. She is also a member of the National Academy of Engineering and the National Academy of Inventors and a 2025 recipient of the National Medal of Technology and Innovation. Dr. Johnson has served as a director of Cisco Systems, Inc. since 2012, Minerals Technologies Inc. since 2024 and Infleqtion, Inc. since 2026. She previously served as a director of Boston Scientific Corporation from 2011 until 2017, The AES Corporation from 2011 until 2019 and DuPont de Nemours, Inc. from 2022 until 2025. Dr. Johnson was appointed to our board in November 2025. Dr. Johnson earned her B.S., M.S. and Ph.D. in electrical engineering from Stanford University.