Eminent Scientist Award Lectures. Chapter headings and selected papers: Modification of catalytic functions of ZSM-5 with special reference to aromatization and NTGG process (T.S.R. Prasada Rao). Where is the metal in metallosilicate molecular sieves? An examination of some vanadosilicates (S. Sivasanker). Plenary Lectures. Catalytic isomerization over metal, acid and hybrid sites (W.M.H. Sachtler). Design and characterization of active structures at oxide surfaces at high resolutions (Y. Iwasawa). Some problems on environmental catalysis (L. Guczi, L. Borko, Z. Schay). Steam reforming of liquid hydrocarbons (J.R. Rostrup-Nielsen, S. Christensen, I. Dybkjaer). Catalytic combustion for pollution abatement and cleaner thermal power generation (P.G. Menon, M.F.M. Zwinkels, S.J. Jaras). Kinetic study of the HDN of quinoline over NiMo(P)/Al2O3 catalysts (R. Prins, M. Jian). Invited Papers. Integrating the molecular modelling methods to conventional catalysis research (R. Vetrivel). Modifications in supported metal catalysts: Effect of promoters (K.R. Krishnamurthy). Recent trends in the applications of zeolites and molecular sieves for the synthesis of specialty and fine chemicals (S.J. Kulkarni). Recent advances in shape-selective catalysis over zeolites for synthesis of specialty chemicals (C. Song). Design of stable catalysts for methane-carbon dioxide reforming (K. Seshan, J.H. Bitter, J.A. Lercher). Contributed Papers. (111 papers). Author Index. Subject Index.