I: Dedicated to the Memory of lawo Tabushi (1933-1987).- Editorial.- Iwao Tabushi (1933-1987).- New Molecular Shapes for Recognition and Catalysis.- The Preparation of Ribose-Free 'Artificial Dinucleotides': A New Approach to Molecular Recognition?.- Nucleotide Recognition by Macrocyclic Receptors.- Molecular Recognition in Camitine Acyltransferases.- Cyclophanes as Hosts for Aromatic and Aliphatic Guests.- Topics in Calixarene Chemistry.- Studies Directed Towards the Fabrication of a Synthetic Cationconducting Channel Based on Lariat Ethers: the Feeble Forces Concept for Self-assembly.- Cation Selective Complexation-Coloration with Chromophoric Crowns.- Molecular Recognition of Hydrophobic Ammonium Substrates by a Cationic Octopus Cyclophane Bearing Noncovalently Bound Pyridoxal-5?-phosphate: A Vitamin B6-Dependent Holoenzyme Model.- Molecular Recognition and Host-Guest Interactions in Complexes of O-Bistren, C-Bistren, and Bisdien.- The Interactions of Surfactant Viologens with Cyclodextrins.- Artificial Hydrolase Using Modified Dimethyl-?-cyclodextrin.- II: Dedicated to the Memory of James J. Christensen (1931-1987).- James J. Christensen 1931-1987.- Stable Silica Gel-Bound Crown Ethers. Selective Separation of Metal Ions and a Potential for Separations of Amine Enantiomers.- Inclusion Chemistry for the Modeling of Heme Proteins.- Progress Toward Artificial Metalloenzymes: New Ligands for Transition Metal Ions and Neutral Molecules.- Template Synthesis of Ligands for Highly Charged Metal Cations.- Polycarboxylate Crown Ethers: Synthesis, Complexation, Applications.- Chemistry and Functions of Recently Developed Macrocyclic Polyamines.- Molecular Recognition of Calixarene-Based Host Molecules.- Organic Clays. Synthesis and Structure ofNa5[calix[4]arene sulfonate] · 12 H2O, K5[calix[4]arene sulfonate] · 8 H2O, Rb5[calix[4]arene sulfonate] · 5 H2O, and Cs5[calix[4]arene sulfonate] · 4 H2O.- Molecular Recognition by Macropolycyclic Hosts.- The Making of Molecular Belts and Collars.- Reaction Control by a Host-Guest Complexation Method.- Electrochemical Switching in Reducible Lariat Ethers: from Cation Binding Enhancements to Electrochemically-Mediated Transport.- Multi-Functionalized Chiral Crown Ethers as Enzyme Models for the Synthesis of Peptides. Multiple Chiral Recognition in the Enzyme Model.- Author Index.