Includes bibliographical references (pages 470-476) and index.

Before the standard model -- The standard model -- Phenomenology of the standard model -- The standard model as an effective field theory -- Anomalies, instantons and the strong CP problem -- Grand unification -- Magnetic monopoles and solitons -- Technicolor: a first attempt to explain hierarchies -- Supersymmetry -- A first look at supersymmetry breaking -- The minimal supersymmetric standard model -- Supersymmetric grand unification -- Supersymmetric dynamics -- Dynamical supersymmetry breaking -- Theories with more than four conserved supercharges -- More supersymmetric dynamics -- An introduction to general relativity -- Cosmology -- Astroparticle physics and inflation -- String theory -- The bosonic string -- The superstring -- The heterotic string -- Effective actions in ten dimensions -- Compactification of string theory I: Tri and orbifolds -- Compactification of string theory II: Calabi-Yau compactifications -- Dynamics of string theory at weak coupling -- Beyond weak coupling: non-perturbative string theory -- Large and warped extra dimensions -- The landscape: a challenge to the naturalness principle -- Coda: where are we headed?.