This book sets out a new and innovative security principle that is highly pertinent to our THE MULTI-SUM SECURITY PRINCIPLE. This principle aims not only to promote cooperative interaction between states, but also peaceful coexistence between cultural groups and civilizations. It combines a proposed new classification of global security that comprises five dimensions of security - human, environmental, national, transnational, and transcultural security - and the idea that justice is a prerequisite for security. Specifically, the multi-sum security principle states "In a globalized world, security can no longer be thought of as a zero-sum game involving states alone. Global security, instead, has five dimensions that include human, environmental, national, transnational, and transcultural security, and, therefore, global security and the security of any state or culture cannot be achieved without good governance at all levels that s security through justice fo