Microscopic Theory of Nonlinear Optics -- Accurate Nonlinear Optical Properties for Small Molecules -- Determination of Vibrational Contributions to Linear and Nonlinear Optical Properties -- SOS Methods in Calculations of Electronic NLO Properties -- Kohn–Sham Time-Dependent Density Functional Theory with Applications to Linear and Nonlinear Properties -- Non-Linear Pulse Propagation in Many-Photon Active Isotropic Media -- Collective and Cooperative Phenomena in Molecular Functional Materials -- Multiconfigurational Self-Consistent Field-Molecular Mechanics Response Methods -- Solvatochromism and Nonlinear Optical Properties of Donor-acceptor ?-Conjugated Molecules -- Symmetry Based Approach to the Evaluation of Second Order NLO Properties of Carbon Nanotubes -- Atomistic Molecular Modeling of Electric Field Poling of Nonlinear Optical Polymers -- Nonlinear Optical Properties of Chiral Liquids -- Recent Progress in Molecular Design of Ionic Second-order Nonlinear Optical Materials -- Characterization Techniques of Nonlinear Optical Materials -- Third-Order Nonlinear Optical Response of Metal Nanoparticles -- From Dipolar to Octupolar Phthalocyanine Derivatives: The Example of Subphthalocyanines -- NLO Properties of Metal Alkynyl and Related Complexes -- Ruthenium Complexes as Versatile Chromophores with Large, Switchable Hyperpolarizabilities -- Linear and Nonlinear Optical Properties of Selected Rotaxanes and Catenanes -- Second Harmonic Generation from Gold and Silver Nanoparticles in Liquid Suspensions.