The S. Rajaratnam School of International Studies (RSIS) is a prestigious global graduate school and think tank, located within Nanyang Technological University, dedicated to advancing strategic studies and security affairs. With five specialized Research Centres and three core Research Programmes, RSIS emphasizes the significance of research, education, and networking in national and international security contexts.

The school offers various Master of Science Programmes, including Strategic Studies, International Relations, and Asian Studies, nurturing a new generation of scholars and practitioners. RSIS is actively involved in policy-relevant research, covering critical areas such as military studies, political violence, climate change, cyber defence, and social cohesion. Its esteemed Institute of Defence and Strategic Studies (IDSS) engages with diverse topics, including regional security architecture and military transformations. Moreover, RSIS collaborates with international organizations, think tanks, and national agencies to influence policy-making and contribute to rule-setting in pivotal global issues. The school's commitment to academic excellence and social sustainability positions it as a leader in strategic studies and security affairs.