A comparative examination of electron-deficient species -from leading researchers in the field.

PATTERNS OF STRUCTURE IN BORANES AND CARBORANES.Vertex Homogeneity: The "Hidden Hand" that Governs Electron-Deficient Borane, Carborane, and Carbocation Structures (R. Williams).The Borane-Carborane Structural Pattern: Some Correlations and Implications (M. Fox & K. Wade).Disobedient Skeletons (J. Kennedy).Seco-Systematization of Boranes and Heteroboranes (S. Hermánek).THE CARBORANE-CARBOCATION CONTINUUM.Boron Superelectrophiles and Their Carbocation Analogs (G. Olah).Extension of the Borane-Carbocation Continuum to Cage Systems (G. Prakash, et al.).Are Polyhedral Boranes, Carboranes, and Carbocations Aromatic?(P. Schleyer & K. Najafian).Electron Deficient Compounds and Theory Deficient People (R. Parry).UNTANGLING MOLECULAR STRUCTURES.Computational Studies of Nido-C_4B_7H_11 Carboranes and Nido-8-Vertex Boranes and Carboranes (J. Bausch & A. Tebben).Applications of IGLO/GIAO NMR Computations to Carborane Systems: Products of Trimethylamine/Closo-Carborane Reactions; Carborane ¯13C Chemical Shifts (T. Onak).Mechanistic Patterns in Carborane Reactions as Revealed by ab initio Calculations (M. McKee).Reactions of Unsaturated Hydrocarbons with Small Boranes: New Insights and Recent Advances (R. Greatrex & M. Fox).Recent Advances in Metallacarborane Sandwich Chemistry: Controlled Linking, Stacking, and Cool Fusion (R. Grimes).NEW SPECIEIS OF BORANES AND CARBORANES.Isoelectronic Borane and Hydrocarbon Metal Complexes (T. Fehlner).Cyclic Organohydroborate Anions: Hydride Transfer Reactions in the Reduction of Metal Carbonyls and Organic Functional Groups; Reactions with Zirconocene and Hafnocene Dichlorides (S. Shore, et al.).Importance of ¯11B-¯1H Coupling Constants in Assigning the ¯11B Signals (S. Hermánek, et al.).Closo-and Nido-Clusters with a B_4 or NB_3 Skeleton (P. Paetzold).New Prespectives in the Chemistry of C_2B_4-and C_4B_8-Carboranes (N. Hosmane & J. Maguire).Index.