Carl Feinberg is a serial entrepreneur, investor, and philanthropist. Prior to Stride, Carl was the Founder and CEO of Relational Architects International (RAI), an enterprise software vendor acquired by Broadcom in December 2020. Carl has been an active investor in alternatives across public and private markets on behalf of his family office for more than 30 years. He is an avid supporter of physics and natural science as a means to advance civilization and address its challenges. Carl is a member of the Board of Trustees of the Institute for Advanced Study (IAS), the Board of Family Connections, the NYU Arts and Science Board, and the KITP Director’s Advisory Cabinet. Carl has endowed IAS chairs in theoretical physics and the Cross-Disciplinary Program In Innovation. Carl has also endowed a chair at the Kavli Institute for Theoretical Physics (KITP) at the University of California - Santa Barbara and supports research in the natural sciences at NYU, Stanford, UT Austin, Cambridge, and HUJI. Carl received his BA from the University of Pennsylvania and studied programming at NYU where he subsequently taught in the School of Continuing Education.