The document discusses academic freedom in the Philippines according to the country's constitutions. It states that the 1935, 1973, and 1987 constitutions all protect academic freedom for institutions of higher learning. The 1987 constitution specifically protects four essential freedoms of institutional academic freedom: who may teach, what may be taught, who may be admitted to study, and how instruction will be carried out. The document also outlines elements of academic freedom, including freedom of discussion and expression for faculty members.