Unilateral Contact: Mechanical Modelling (A. Curnier).- Contact, Friction, Discrete Mechanical Structures and Mathematical Programming (A. Klarbring).- Quasistatic Signorini Problem with Coulomb Friction and Coupling to Adhesion (M. Raous).- Finite Elements for Thermomechanical Contact and Adaptive Finite Element Analysis of Contact Problems (P. Wriggers).