Session headings and selected papers: Error Estimators and Adaptive Computational Methods for Linear Problems. Recovery procedures in error estimation and adaptivity: adaptivity in linear problems (O.C. Zienkiewicz et al.). Modelling Error Estimators and Adaptive Modelling Strategies. Adaptive finite element in elastoplasticity with mechanical error indicators and Neumann-type estimators (E. Stein et al.). Local Error Estimators for Linear Problems. A posteriori estimation of the error in the error estimate (I. Babuska et al.). Error Estimators for Non Linear Time-Dependent Problems and Adaptive Computational Methods. A posteriori constitutive relation error estimators for nonlinear finite element analysis and adaptive control (P. Ladevèze, N. Moës). Adaptive strategy for transient/coupled problems. Applications to thermoelasticity and elastodynamics (D. Aubry et al.). Recovery procedures in error estimation and adaptivity: adaptivity in non-linear problems of elasto-plasticity behaviour (B. Boroomand, O.C. Zienkiewicz). Adaptive Computational Methods for 3D Linear Problems. 3-D error estimation and mesh adaptation using improved R.E.P. method (P. Beckers, E. Defeü). Error Estimators and Mesh Adaptivity for Vibration, Acoustics and Electomagnetics Problems. Error estimation and adaptivity for h-version eigenfrequency analysis (N.E. Wiberg, P. Hager). A posteriori error analysis for steady-state Maxwell's equation (L. Demkowicz).