This textbook deals with some of the latest developments in our attempts to construct a inified theory of the fundamental interactions of nature. Among the topi... » 

This textbook deals with some of the latest developments in our attempts to construct a inified theory of the fundamental interactions of nature. Among the topics covered are spontaneous symmetry breaking, grand unified theories, supersymmetry and supergravity as well as some elemetary aspects of string theory and extra-dimension physics. «