About Girls Preparatory School The mission of Girls Preparatory School (GPS) is to inspire each girl to lead a life of integrity and purpose by engaging her mind, cultivating her strengths, and nurturing her self-confidence and respect for others. Currently, 130 faculty and staff serve approximately 500 girls in grades six through 12 with a college preparatory curriculum that includes a full complement of courses in the humanities, STEM, the arts, and more, as well as a rich and varied cocurricular program.  GPS prioritizes healthy connections and relationships, fostering a culture where each girl is known, heard, and empowered to use her voice. This culture of acceptance and belon