Proceedings of the Arolla Conference on Algebraic Topology, August 25September 1, 1999, Arolla, Switzerland.

Homological localizations preserve 1connectivity ; Some free modules over the cohomology of (\mathbf Z2\mathbf Z, n) a short walk in the Alps ; Some remarks concerning degree zero complete cohomology ; Two completion towers for generalized homology ; AndreQuillen (co)homology for simplicial algebras over simplicial operads ; An alternative approach to homology ; Homotopical syzygies ; heory hypercohomology spectra of number rings at the prime 2 ; A survey of AnickGrayTheriault constructions and applications to the exponent theory of spheres and Moore spaces ; Invariant theory and the heory of the DwyerWilkerson space ; Algebraic heory spectra of nonexceptional tworegular number fields ; The microstable AdamsNovikov spectral sequence ; Iterating series of localization functors ; _8 is a totally etermined 5compact group ; On orbit configuration spaces and the rational cohomology of (\bf R\rm P^n,k) Carles Casacuberta and Jerome Scherer ; F R Cohen and F P Peterson ; Jonathan Cornick and Ian J Leary ; Emmanuel Dror Farjoun ; Paul G Goerss and Michael J Hopkins ; Martin Jakob ; JeanLouis Loday ; Stephen A Mitchell ; Joseph Neisendorfer ; Akimou Osse and Ulrich Suter ; Paul Arne stvr ; Douglas C Ravenel ; Jose L Rodriguez and Dirk Scevenels ; Antonio Viruel ; Miguel A Xicotencatl