Tahir Nazir is a research associate at the Centre for Pakistan and Gulf Studies (CPGS. He holds a Master of Science degree in Defense and Strategic Studies and is pursuing his Master of Philosophy degree in the same subject at Quaid-i-Azam University. His areas of specialization are international security, nuclear non-proliferation and disarmament. During the course of his work, he has successfully completed professional development courses from Kings College London (KCL), Pakistan Nuclear Regularity Authority (PNRA) and the Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO). He frequently writes on issues related to international security, nuclear non-proliferation and disarmament at national and international newspapers. He is a member of the Vienna-based CTBTO Youth Group.