Maps between classifying spaces.- Twisted Lie algebras.- Cobordism of sequences of manifolds.- Splittings of MU and other spectra.- Homotopy theory of ?-spaces, spectra, and bisimplicial sets.- Algebraic and geometric connecting homomorphisms in the Adams spectral sequence.- Obstruction theory and K-theory.- The tame homotopy groups of a suspension.- Some tables for formal groups and BP.- On a modified eilenberg-moore theorem.- On the hopf construction associated with a composition.- On the stable decomposition of ??S?A.- Multiplications in two-cell spectra.- Line bundles, cohomology automorphisms, and homotopy rigidity of linear actions.- The construction of small ring spectra.- A? ring spaces and algebraic K-theory.- Cohomology operations and vector fields.- On G