Includes bibliographical references.

A note on the homology of Sigma _n the Schwartz genus, and solving polynomial equations ; A geometric construction of saturated fusion systems ; The orthogonal subcategory problem in homotopy theory ; Homotopy pullback squares up to localization ; Traces and reduced group ^\ast lgebras ; Integral cohomology of 2local Hopf spaces with at most two nontrivial finite homotopy groups ; On the double suspension and the mod Moore space ; Rational extended Mackey functors for the circle group ; On the topological cyclic homology of the algebraic closure of a local field ; Realizing Kasparov's K heory groups as the homotopy classes of maps of a Quillen model category ; Homology commutators and scr P^1 actions Gregory Arone ; Carles Broto Ran Levi and Bob Oliver ; Carles Casacuberta and Boris Chorny ; Wojciech Chacholski Wolfgang Pitsch and Jerome Scherer ; Indira Chatterji and Guido Mislin ; Alain Clement ; Brayton Gray and Stephen Theriault ; J P C Greenlees and JPh Hoffmann ; Lars Hesselholt ; Michael Joachim and Mark W Johnson ; James Lin