Foreword. Some applications of substructuring and domain decomposition techniques to radiation and scattering of time-harmonic electromagnetic waves. Sub-domain methods for collaborative electromagnetic computations. Discontinuous Galerkin methods for Maxwell's equations in the time domain. Realistic numerical modelling of human head tissue exposure to electromagnetic waves from cellular phones. A numerical strategy for a high frequency electromagnetic scattering problem in a mixed formulation. Stable integral equations for the iterative solution of electromagnetic scattering problems. High order generalized impedance boundary conditions in electromagnetic scattering problems. Probabilistic modelling of stochastic interactions between electromagnetic fields and systems.