Part 1 Microscopic properties: structure of mesophases - X-ray diffraction, P.Mariani et al; quasielastic neutron scattering of thermotropic liquid crystals, B.Rosi; pair potentials and simulation of nematic mesophases, S.Romano; phase transitions, C.Giannessi; raman, infrared and fluorescence spectoscopy of liquid crystals, M.P.Fontana; nuclear magnetic resonance spectroscopy of liquid crystals, G.Chidichimo and A.Golemme; electron spin resonance in liquid crystals, D.Leproni. Part 2 Collective phenomena: elastic properties of nematic liquid crystals, G.Barbero and R.Barberi; variational calculus and simple applications of continuum theory, R.Barberi and G.Barbero; Freedericksz transition, A.Strigazzi; hydrodynamics of liquid crystals, L.Fronzoni; anchoring effects in nematic liquid crystals, S.Faetti; linear optics, P.Allia et al; nonlinear optical phenomena in nematics, F.Simoni; polymeric liquid crystals, E.Marsano and B.Valenti. Part 3 Special topics: static and dynamic properties of micellar solutions, M.Corti and L.Cantu; model membranes - X-ray diffraction methods for structure determination, P.Mariani; NMR studies of liquid crystals - the thermotropics, C.A.Veracini and P.Marzola;orientational disorder and dynamics in liquid crystalline and plastic mesophases studied with MSR and NMR, M.Ricco and R.de Renzi; the role of the angular momentum of light in optical reorientation of liquid crystals, E.Santamato; rheology of layered liquid crystals, N.Scaramuzza and V.Carbone; light scattering in liquid crystals, F.P.Nicoletta et al.