Unusual electronic environments of main group III, IV and V elements; organosilicon chemistry; a synergistic relation between theory and experiment; new aspects of organosulfur and selenium chemistry; new synthetic methods utilizing divalent sulfur; asymmetric reactions of atropisomeric sulfur compounds; reaction of sulfoxides with organometallic reagents; is a hypervalent compound an intermediate?; hyperreactive sulfur nucleophiles and the design of enzyme inhibitors; original syntheses of molecules containing adjacent quaternary carboris; organotin radicals in organic synthesis; stereo-chemistry of sulfoxide and its application to synthesis; syntheses and structures of copper and silver complex clusters with sulfur-containing ligands; new chemistry of fused 1,2,3-selena - and thiadiazoles; ligand coupling in bisumuth and tellurium derivatives; principles of organosulfur chemistry - the reality of molecular states; cycloaddition reactions of stable silenes; low coordination number phosphorus chemistry; preparation and some reactions of chiral sulfoxides; new organosilicon intermediates; synthesis and structures of some novel organometallic compounds containing boron, silicon, and phosphorus; sigma-delocalized bonding in hypervalent heteroatomic species; phosphaalkynes; new building blocks in heteroatom chemistry; recent advances in silicon-containing cyclic polyacetylenes; uncommon bonding between sulfur and carbon, and bismuth and carbon.