# Volume 5 (2010), No. 1

1. On the Betti numbers of a loop space

2. Algebras over Cobar(coFrob)

3. Sheaves of ordered spaces and interval theories

4. The $\Gamma$-structure of an additive track category

5. A rational obstruction to be a Gottlieb map

7. Rational formality of mapping spaces

8. $A_\infty$-monads and completion

9. Equivariant Twisted Cartan Cohomology Theory

10. Connections and Parallel Transport

11. Intrinsic brackets and the $L_\infty$-deformation theory of bialgebras

12. Homotopy spectral sequences

13. Obtaining intermediate rings of a local profinite Galois extension without localization

14. Excision in Hochschild and cyclic homology without continuous linear sections

15. Possible connections between whiskered categories and groupoids, Leibniz algebras, automorphism structures and local-to-global questions

16. Tensor triangular geometry and KK-theory

17. Erratum to "A Logic of Injectivity, Journal of Homotopy and Related Structures 2 (2007), 13-47"

18. Realizability of the group of rational self-homotopy equivalences