Jessica Penchos is the curriculum coordinator and developer of the Full Optional Science System Project (FOSS K–8). Before joining the Lawrence Hall of Science FOSS staff, Jessica taught middle school science in Boston Public Schools was a teacher leader in the district. Through her work with FOSS, Jessica has been lead author and lead editor on a number of middle school courses, including most of the FOSS Next Generation Edition (2018) courses for grades 6-8. She develops customized professional development for districts, NSTA conferences, and summer institutes hosted at the Lawrence Hall of Science. Jessica has an undergraduate degree with honors from Dartmouth College in Cognitive Science and a master’s degree in education from Harvard Graduate School of Education where she focused on cognitive frameworks for curriculum, evaluation of educational programs, and technology for students with disabilities.