Fundamental Phenomena at Interfaces with Frictional Contact. Interface models, variational principles and numerical solutions for dynamic friction problems (J.A.C. Martins, J.T. Oden). Hemivariational inequalities in frictional contact problems and applications (P.D. Panagiotopoulos). The influence of slip hardening and interface compliance on contact stress distributions. A mathematical programming approach (A. Klarbring). Modelling of Interfaces in Geomechanics. On the modeling of contact problems with dilation (M. Plesha, T. Belytschko). Torsional response of cylindrical rigid inclusions with interface slip (A.P.S. Selvadurai, R.K.N.D. Rajapakse). Constitutive modelling for interfaces under cyclic loading (C.S. Desai, B.K. Nagaraj). Contact and Inclusion Problems. A finite element method for contact problems with finite deformations and mixed boundary conditions (G.Z. Voyiadjis, A.A. Poe). Effect of interface properties on wave propagation in a medium with inclusions (S.K. Datta, H.M. Ledbetter). Stability of a long cylindrical shell with partial contact at the end face (A. Azarkhin, J.R. Barber). Interface Problems in Geomechanics. Unilateral contact at an internally indented smooth elastic interface (A.P.S. Selvadurai). Large ice mass surging via ice-bedrock interface mobilization (D.F.E. Stolle, F.A. Mirza). An axisymmetric interface element for soil-structure interaction problems (M.O. Faruque). Interface Phenomena in Fracture Mechanics. Rapid interface flaw extension with friction: varying Coulomb or viscous coefficients of friction (L.M. Brock). Study of frictional closure of a crack emanating from a circular inclusion (M. Comninou, N. Li). Finite element interface crack analysis with application to massive hydraulic fracturing containment (E.P. Chen). Author Index. Subject Index.