Billal Zayat, Ph.D., currently serves as a Senior Engineer at Twelve since September 2022. Prior experience includes an internship at NASA Jet Propulsion Laboratory from January 2022 to September 2022, and a role as a Graduate Research Assistant at the University of Southern California from August 2017 to July 2022. Billal Zayat also worked as a Teaching Associate at California State University, Fullerton from 2014 to 2017. Academic credentials include a Doctor of Philosophy in Chemistry from the University of Southern California (2017-2022), a Master of Science in Physical Chemistry from California State University, Fullerton (2015-2017), and a Bachelor of Science in Biochemistry from the same institution (2009-2013).