Before joining SandboxAQ as the Head of Education Outreach, Marianna was an Associate Professor of Applied Mathematics and Computer Science at the New York City College of Technology, CUNY. She is also the co-founder, and formerly CEO, of Rationarium, a blockchain edtech startup. She is an ardent open source advocate and is an executive board member and Community Manager of the non-profit: The WeBWorK Project (TWP). While at CUNY, she was a co-director of a Title V Department of Education collaborative grant and founded and led an open source university-wide initiative. She received a B.S. in mathematics with a minor in physics from NYU Tandon School of Engineering and both her master’s and doctoral degrees from the Graduate School and University Center of CUNY in mathematics. Marianna has been teaching since 2003 and has a passion for mathematics, physics and teaching pedagogy and so actively researches and publishes in the areas of combinatorial group theory, quantum computation and education.