The Adventist International Institute of Advanced Studies (AIIAS) is a graduate level educational institution of the Seventh-day Adventist Church. AIIAS (pronounced "I-Us") is a locally and internationally accredited institution located in Silang, Cavite, Philippines, about 25 miles (40 km) south of Manila. The institution, with students and faculty from over 50 countries, is composed of two schools: the Theological Seminary and the Graduate School (formerly known as the School of Graduate Studies or SGS). The Seminary offers degree programs in Applied Theology, Biblical Studies, and Theological-Historical Studies, and SGS offers degrees in the areas of Business, Education, and Health. AIIAS officially came into existence on February 24, 1986 through Philippine Presidential Decree 2021. In 1991 the school was moved to its current location in Lalaan I, Silang, Cavite, Philippines. Prior to that it was located on the campus of the Adventist University of the Philippines.