Content: Preface; recognition of ligands by macromolecular targets; thermodynamics of ligand binding; continuum solvation in biomolecular systems; bioavailability prediction at early drug discovery stages: in vitro assays and simple physicochemical rules; computational strategies in drug design; molecular descriptors for database mining; pharmacophore models in drug design; docking and virtual screening; binding free energy calculations and scoring in small-molecule docking; COMparative BINding Energy (COMBINE) analysis as a structure-based 3D-QSAR method; accounting for target flexibility during ligand-receptor docking; enhanced sampling methods in drug design; exploring diversity of drug target sites; expanding the target space: druggability assessment; computational strategies and challenges for targeting protein-protein interactions with small molecules; case studies; using molecular simulations and metadynamics to predict binding free energies and kinetics; the case of COX and CDK2; Computer-assisted design of drug-like synthetic libraries; index