The Graduate School of Development has five divisions: the Institute of Public Policy and Administration, the Mountain Societies Research Institute, Cultural Heritage and Humanities Unit, Civil Society Initiative, and the Aga Khan Humanities Project. GSD conducts multidisciplinary research on Central Asia's social, economic, and cultural development. The School of Professional and Continuing Education has 14 learning centres with 150,000 alumni across Afghanistan, Kazakhstan, Kyrgyzstan and Tajikistan.[4] SPCE offers vocational and professional development programmes to various age groups.