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