This volume contains the lecture notes of the VI J A S Summer School. The topics covered are particle physics phenomenology, dynamical symmetry breaking, conformal theory.
Dynamical electroweak symmetry breaking, T. Appelquist; a full-acceptance detector for SSC physics at low and intermediate mass scales, J.D. Bjorken; instantons and solitons in heterotic string theory, C. Callan; the standard electroweak model - quantum corrections and symmetry breaking, F. Halzen; lecture notes on 2-D quantum gravity and Liouville theory, E. d'Hoker; from factorizable s-matrices to conformal invariance, R. Koberle; from semionics to topological fluids, A. Zee; KdV and W-flows, J.B. Zuber.