N-Heterocyclic Carbenes in Catalysis—An Introduction.- N-Heterocyclic Carbenes in Catalysis—An Introduction.- N-Heterocyclic Carbenes as Ligands for High-Oxidation-State Metal Complexes and Oxidation Catalysis.- N-Heterocyclic Carbenes as Ligands for High-Oxidation-State Metal Complexes and Oxidation Catalysis.- Palladium-catalyzed Reactions Using NHC Ligands.- Palladium-catalyzed Reactions Using NHC Ligands.- Routes to N-Heterocyclic Carbene Complexes.- Routes to N-Heterocyclic Carbene Complexes.- Chiral N-Heterocyclic Carbenes as Stereodirecting Ligands in Asymmetric Catalysis.- Chiral N-Heterocyclic Carbenes as Stereodirecting Ligands in Asymmetric Catalysis.- Transition Metal-Catalyzed Reactions Using N-Heterocyclic Carbene Ligands (Besides Pd- and Ru-Catalyzed Reactions).- Transition Metal-Catalyzed Reactions Using N-Heterocyclic Carbene Ligands (Besides Pd- and Ru-Catalyzed Reactions).- N-Heterocyclic Carbenes as Ligands for Olefin Metathesis Catalysts.- N-Heterocyclic Carbenes as Ligands for Olefin Metathesis Catalysts.