Operads

• Definitions: operads, algebras, and modules by J. P. May The pre-history of operads by J. Stasheff Operads, algebras, and modules by J. P. May Relating the associahedron and the permutohedron by A. Tonks Combinatorial models for real configuration spaces and $E_n$-operads by C. Berger From operads to 'physically' inspired theories by J. Stasheff Operades des algebres $(k+1)$-aires by A. V. Gnedbaye Coproduct and cogroups in the category of graded dual Leibniz algebras by J.-M. Oudom Cohomology of monoids in monoidal categories by H.-J. Baues, M. Jibladze, and A. Tonks Distributive laws, bialgebras, and cohomology by T. F. Fox and M. Markl Deformations of algebras over a quadratic operad by D. Balavoine $Q$-rings and the homology of the symmetric groups by T. P. Bisson and A. Joyal Operadic tensor products and smash products by J. P. May Homotopy Gerstenhaber algebras and topological field theory by T. Kimura, A. A. Voronov, and G. J. Zuckerman Intertwining operator algebras, genus-zero modular functors, and genus-zero conformal field theories by Y.-Z. Huang Modular functor and representation theory of $\widehat {sl_2}$ at a rational level by B. Feigin and F. Malikov Quantum generalized cohomology by J. Morava Non-commutative reciprocity laws associated to finite groups by J.-L. Brylinski and D. A. McLaughlin.

We believe that the book will be useful to everybody interested in this exciting area of active research in which pure mathematics and mathematical physics interact. European Mathematical Society Newsletter